Answer:
please ask full questions 
 
        
             
        
        
        
Answer:
bad survese
Explanation:
he gets bad tips from the teanagers because he doesn't give them the good survace that he gives the elderly
 
        
             
        
        
        
Answer:
This question lacks options, options are: 
a.Experimental
b. Observational
c. Survey
d. Simulation.  
The correct answer is c.
Explanation:
A survey is a research technique in which a series of data is collected through a questionnaire, which is applied to a representative sample of a certain population. The surveys are intended to provide information that allows interpreting a certain situation or social reality, focusing on qualitative and quantitative aspects on a topic. Surveys collect data on a myriad of issues of interest to society, which is why they could be instruments of great social, political and demographic relevance.
 
        
             
        
        
        
Answer:
Flexible, short-term, and independent jobs.
Explanation:
Gig economy offers flexible, short-term, and independent jobs to their employee because in the gig economy the companies are hiring more freelancers in stead of full-time staff for their work. Freelancers are people who aren't employed permanently at one company but work independently for the companies. It is a flexible job without going to the office, a person can work from their home in free lancing.