Are very difficult to change.
a. opinions
b. attitudes
c. beliefs
d. values

The correct answer is letter b. Attitudes. Attitudes are very difficult to change. They are more or less inhabited within the person's whole self. You will need assurance to yourself that you can change a person the way he acts and the way he deal with people. It is the way who he or she is.

Idon’t know what the answer is i wish i could

I. can’t see the paragraph