What is the probability of randomly selecting a person who is conservative and then selecting from that group someone who is a nursing major?

What is the probability of randomly selecting a person who is conservative and then selecting from that group someone who is a nursing major?

WHAT IS THE PROBABILITY OF RANDOMLY SELECTING A PERSON WHO IS CONSERVATIVE AND THEN SELECTING
Using the sample of MM207 students:

a) What is the probability of randomly selecting a person who is conservative and then selecting from that group someone who is a nursing major?

b) What is the probability of randomly selecting a liberal or a male?