How does the central or main idea that the author has advanced in “A Celebration of Grandfathers” help you understand the author’s purpose for writing this essay? How does his use of personal memories help to make his purpose clear? Use your understanding of supporting details and ideas to explain how the author builds up a central or main idea in the essay. Support your writing with evidence from the text. ??

can you add a link to the book for then we could answers because I have never heard of that book before

Explanation:

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."

answer: a

explanation: a because she needs to study for her test and get grades for it