I believe it’s the first option OA) 9:50 a.m.
        
             
        
        
        
Without necessities, there would not be any inventions.
We invented computers because somehow we felt the need to having this object in our lives (in order to search more informations, to go faster, etc).
So the human necessity is the mother of invention because it is the cause of human creation.
I hope you understood.
        
                    
             
        
        
        
Answer:
Create operational definitions of the variables she wants to study
Explanation:
Natasha's professor wants her to create operational definitions of the variable terms in the research that she wants to study. This is evident by the question he asked, ' what do you mean exactly by similarity and attraction'. In research, operational definition means assigning a meaning to the variable of study or interest. She has to define these terms in a way that they are observable and measurable.
 
        
             
        
        
        
Do you think you can expand your question to see if j can respond to this?
        
                    
             
        
        
        
Answer:
C. "Getting lost" refers to the sensation of losing one's self in a group and even after, shortly affecting  memory and self-image.
Explanation:
The idea of "getting lost" in a group can most definitely mean that a person has lost his personal values and beliefs by joining a group and adapting to the values of the group.
When a person loses himself in a group, he loses his self-image and he feels disillusioned.