Test anxiety boost blood levels and heart beat. A slight amount can be positive as more oxygen is delivered to your brain.
        
             
        
        
        
Answer:
Online brand engagement
Explanation:
                Social media is considered to be one of the most convenient and effective way to increase your reach and connect with the target audience and also grow your business. That is why brands are now getting smarter at achieving their content and convey messages to drive traffic. 
               Understanding the brand engagement and the audience participation is critical in finding the sweet spot among the returning customers an the new customers. The marketing space is the platform where audience participation and  brand engagement is changing the future of the companies,is the social media strategy.
 
        
             
        
        
        
Answer:
archival research method
Explanation:
Professor Yarnofsky wonders whether recent acts of airline terrorism have made the public more fearful of airline flight. He secures records of the amount of flight insurance that people have purchased via machines at the airport, and compares the records of insurance purchases before the last hijacking to purchases after the last hijacking. Professor Yarnofsky has employed an <u>archival</u> research method.
Archival research is a method of research which involves searching out information or data from existing records or archives in the carrying out of the study. The advantage or archival research is that it is less expensive as the data needed are already available in storage, secondly, the biases observed in research studies involving human subjects is non-existent in archive research. There is also a lot of data in archive research which increase the accuracy of the results
 
        
             
        
        
        
Answer:
c. the informal organization
Explanation:
The Hawthorne Studies was a study that centered around the employees that were working at the Hawthorne plant of the Western Electric Company and it was conducted in the 1920s by Elton Mayo and Fritz Roethlisberger. 
Basically, the study was focused on examining the socio-psychological aspects of human behavior (employees) working in a business firm or an organization.
The main purpose of the Hawthorne Studies was to analyze, examine and determine how various aspects of the work environment in an organization which typically includes break time, lighting, and duration of work hours have on the level of productivity (performance) of employees. 
Hence, the Hawthorne Studies uncovered the importance of the informal organization and its impact on the level of productivity for workers. 
 
        
             
        
        
        
Answer:
Socioeconomic status (SES) encompasses not just income but also ... which may place them at an economic disadvantage and potentially at lower ... By 2030, it is projected that 25 percent of older persons will be from ethnic minority groups.