Answer:
B. The greenhouse effect is changing Earth's atmosphere
Explanation:
B is the right answer that you're looking for ;)
The definition of Independence
The subordinate clause is "When the delivery man arrives" because 1. it is introduced by "when" and 2. we can ask question to the main clause about this one.
Answer: D
Explanation: because she was annoyed by having to call her “Mother” in the womb and she didn’t want to call her that so the answer is D