There are many factors that could hamper an effective communication. Some of those could be: social status (if you are talking to someone who has a more important status than yourself, it may happen that they are not interested in a communication with you), use of language (if you use inappropriate words, the conversation is not going to be successful), knowledge about the subject (if you don't know what you are talking about, the conversation is likely not going to continue), atmosphere/noise, cultural differences, disabilities, etc.
        
             
        
        
        
Answer:
nonsense
Explanation:
The author hints at their feelings of disdain towards Kircher numerous times, but the most notable and outright display of their true feelings is through the use of the word 'nonsense'.
The author uses this word to show their contempt towards Kircher's ideas, while the other answer choices are irrelevant or describe things unrelated to Kircher.
 
        
                    
             
        
        
        
tow or more peolpe talking where new ideas are told between ya'll.
 
        
             
        
        
        
Memoir
NOUNa historical account or biography written from personal knowledge or special sources
You can cross out A
Hope this helped a bit
        
             
        
        
        
Answer:
As NASA began to grapple with the challenges of putting people in space, Langley contributed to the effort. Members of Langley's Pilotless Aircraft Research Division, formed after World War II to learn more about the transonic flight, were tapped to become members of the Space Task Group