What is a pronoun antecedent agreement

A pronoun antecedent agreement has to do with keeping the consistency and inclusion of genders or lack thereof when writing. For example if you were to say "A student must call their parent/guardian before riding a different bus or she will not be allowed to ride said bus." you would be violating the pronoun antecedent agreement by saying she rather than they. 

Answer on edge is:

A) to guide or alter behaviors

B) to influence public opinion

D) to raise awareness about an issue