The answer to this question is A
A)
1.going
2.to fail
3.to do
4.to turn
5.to speak
6.moving
7.making
8.to get
9.of getting
10.to tell
11.to put
12.to going
The complete adjective clause in the sentence is F. that I have prepared.
An adjective clause usually starts with who, whom, when, where, why, that or which. Most often it provides more information and description; however, it will not change the meaning of the sentence.
Well, because William Shakespeare lived more than 400 years ago, and many records from then are lost or were nonexistent in the first place, we don't know every single detail about his life.
I hope this helps and have a great day!! :)