Transactional analysis calls attention to: Select one:
O a. cultural differences in personality development
o b. biological and nutritional factors in abnormal behavior
O c. the difference between introverts and extroverts
Q d. whether people are talking as parents, adults, or children

the pronoun reference replaces a noun, but you have to make sure there's no room for confusion.

in the first sentence "her" could be referring to shely or to the sister. the answer there is "shelly called her sister and told her about the new baby."

in the second sentence "it" could be referring to the roof or the floor. the answer there is "since the roof leaks on the family room floor, we need to repair the roof."

the answer is b brothers