Answer:
D) The halo effect
Step-by-step explanation:
In psychology, the halo effect refers to the bias or tendency to judge a person by the personal impression we get from them. This can result in a positive bias where we like a person and think that everything that they do is correct because it him/her. Or in the other hand, we can also have a negative bias where we dislike a person and everything that he/she does is wrong or not good.
In this case, Jarvis has a very good overall impression of Nikola, and whenever they meet, Jarvis believes that Nikola is dong a good work. Jarvis's opinions about Nikola's work are influenced by his feelings towards her (he regards her as kind and courteous) more than by her actual work.