3. Each of the three projects described in the passage reveals:

Answer and Explanation

Your Answer is

Correct Answer is C

Explanation

The three projects mentioned in the article all involve a trait in the author's family: flawed competence. Item C fits the question.

Item A: There is no mention of the antagonistism hostility between grandparents and grandchildren.

Item B: Only the last one is the author's fault.

Item D: Only the time when Grandpa made a mistake was involved.