Question

First person point of view reveals:

the thoughts and senses of all characters
the thoughts and senses of none of the characters
the thoughts and senses of the speaker only
nothing but the plot

Answer 1

the thoughts and senses of the speaker only

Answer 2

First person point of view reveals the thoughts and senses of the speaker only, the first person is one of the story's characters, they serve as the narrator and readers watch the story unfold through that character's eyes. First person point of view is easy to identify because the character or narrator speaks to readers in his or her own voice, frequently using the pronoun 'I'.