I will give brain list. for sure A psychology professor introduced the same male guest lecturer to two different classes. 2The first class was told to expect a rather cold, dull, uninteresting person. 3The second class was told to expect a warm, intelligent, friendly lecturer. 4The lecturer presented identical information in the same manner to both groups. 5The first group found his lecture boring and did not ask questions; the second group found him warm and stimulating and asked many questions. 6This experiment has been replicated successfully many times. 7The outcome of these experiments suggests that telling someone what to perceive in another person will influence what is experienced.

A. definition and example.
B. cause and effect.

B. Cause and effect

Explanation:

The given paragraph is structured as a cause and effect paragraph. This type of paragraph explains why something happens. The occurrence that takes place is defined as the effect and the thing that causes it is the cause.

Here, we have two groups of students who perceived the same lecture in two completely different ways. This is the effect. What caused this is the way the lecturer was introduced. The students' expectations (cause) affected their opinion on the lecture, the final result (effect).

a biography is a genre that mainly accounts somebody's life and that is written by somebody else. this genre supports sonia nazario's desire to share enrique's life because she can fully inform readers of his entire emotional journey.

in a biography, an author can share the readers almost everything about a person's life, or just one key event or personal aspect the author is interested in telling, like in this specific case in which sonia nazario is centered in enrique's emotional journey.

  this had halp