Question 12: But for our parents, we _____ successful in life.
Exceptions to a type 3 conditional, because it refers to something that happened
But for/ Without + N, The conditional clause would have done st. Answer B is using the wrong answer of type 2 because it does not give a condition contrary to the present.
Answers A, C cannot complete sentences with correct grammatical structure
Without our parents, we wouldn’t have been successful in life