Three sentences which correctly uses parallel structure are:
A.When things go wrong, Carl tends to brood for hours and to blame others.
B. After watching some TV, I was talking to my daughter and read e-mail.
C. The school was closed not only because of the snow and ice but also because of the lack of heat
Answer: Option A, B and C.
Explanation:
Parallel structure or parallelism in grammar is a balance between one or more sentences which connects clauses with conjunctions such as: but, for, and, yet. Parallel structure mostly comprises of a list of items or actions with equal grammatical units. For example: Every morning, I make my bed, have breakfast, and feed the dog. In this example we can see that each action is listed in a parallel structured.
From the mentioned options, we can see that option A, B, and C are parallel structures where each action uses equal grammatical units along with proper usage of coordinating conjunction.
