A tiger's tail has 2 main characteristics. It is long and flexible.
to change it to : A tigers tail, which is long and flexible, has 2 main characteristics.......C, it changed 1 sentence to a clause...an adjective clause to be more specific. An adjective clause will begin with a relative pronoun (which), and it will contain a subject and a verb (subject (which) and a verb (is)
so ur answer is C
A gerund is a verbal that ends in -ing and functions as a noun. The one that contains a gerund functioning as a direct object is D.
I am pretty sure the answer is C. Don't take childhood for granted. He feels like he did in his childhood, but he dismissed it when younger.
A quote from the paragraph says,"<span>He supposed that, if he had ever thought about that deep-running aquifer of energy as a kid (he could not recall that he ever had), he would have simply dismissed it as a fact of life, something that would always be there, like the color of his eyes . . . ."
That is why I think the answer is C. Don't take your childhood for granted. </span>