Elizabeth has invited Professor Valdez and her boss, Mr. Sapienza, to coffee on a couple of occasions, but both have turned down her invitation. Elizabeth would really like to have these two people as friends, but cannot seem to make that happen. Which characteristic of friendships does Elizabeth apparently not understand

Friends are mostly peer or per group

Explanation:

Peer group or peer is the group of people that contain the individual who have almost same age as the person along with similar interest,background, work social status. These members of peer group can influence and impact behavior of each other .

According to the question,Elizabeth does not understand the concept of friend are mostly peer as they have similar age and interest. Thus, boss and professor did not accept invitation for coffee of  Elizabeth as they are not her peer. They do not belong to same age group and social background.  

answer; i believe the correct answer is prefrontal cortex;

i feel as if they would both catch on before to long because they would see them to frequent