All of the following word groups show parallelism except <span><u>smiling at my mother, when I cleaned my room, to ask my parents for a favor.</u>
Parallelism refers to the usage of the same form throughout a sentence or a list of phrases. You can see that A, B, and D all have the same form in all of these examples, whereas in C they vary.</span>
The correct answer is D, since <em>Dad </em>is a pronoun, it must be capitalized.
Finally one i can answer. The answer is Idiom
Answer:
1st and 4th one, How do plants make food and How much rain falls in a rainforest each year.
Explanation: