The most accepted argument in favor of market economies is their efficiency. the argument most accepted in favor of command economies is the belief that they are
more efficient
more traditional
more religious
more fair

c. to understand which information will best persuade your readers. (apex) correct answer.

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."