The correct answer is A.
An Adverb Clause, also known as Adverbial Clause has the function of an adverb, and, in this case, it answers the question how, and talks about a possible situation and consequences: If you don't buy the tickets in advance, <em>you may not be able to get them</em>. The second sentence is a possible situation in the case of a delay to buy the tickets.
Answer:
Adam was so jealous of Andrea's having other friends that he would stalk her when she went shopping with Lilly.
Explanation:
Adam was "pursuing or hunting" Lilly secretively.
Answer:
I believe it's A.
Explanation:
C doesn't make any sense. The sentence is clear in reading.
Answer:
Hi I Just took the test and the answer is (A. Nostalgia
B. <span>a long historical account of how the device is used</span>
