What is active listening?
a. listening attentively and asking clarifying questions
b. repeating to yourself what a speaker has said
c. interrupting the speaker with questions
d. listening closely and asking yourself questions

It can be a and d since Active listening is a way of listening and responding to another person that improves mutual understanding. Often when people talk to each other, they don=tlisten attentively. They are often distracted, half listening, half thinking about something else.