The answer to your question would be that the element that is necessary to complete the sentence above is the following one: Subject. That is, the correct option would be D.
A sentence is a group of words giving a complete thought. What is more, a sentence must contain a subject and a verb. In this case, the sentence does have a verbal predicate but no subject. Therefore, this sentence is grammatically incorrect.
D) Subject is the element necessary to complete the sentence above. You already have a predicate (drives), so you don't need that, or a subordinate/independent clause. What you do need is a subject. For example: <em>Mercedes </em>drives like no other car.
Truth to tell, he had never handled a horseless carriage in his life, though he had a book on them and cut out articles whenever they appeared in the demon magazines and newspaper
Explanation:
I am not completely sure but I do think it is the answer
While in the meeting with the servant there was despise from the boys to servant who mistreated them Sam and Edward, in the setting where the meeting with General they were nervous, fearful of the General reaction.