It's b. Here are more characters to make this answer look smarter ;)
Answer:
He said that he thought that crushes are incomprehensible, and they are the ones to which you can assign no sense or meaning.
Explanation:
A reported speech is the type of speech where a person is recounting the words of another speaker.
Based on the fact that the given statement is written in verbatim (word for word), when using reported speech, you still retain the original meaning, but there are slight changes.
Answer: Parents, along with boys and girls are welcome to attend a dance battle.
The sentence above showed the correct in which the conjunction "and" is used to joined compound subjects. In the sentence above, the compound subjects are "boys and girls"