plz help me it would mean a lot

Answer: A
Explanation:
Honestly there's no trick for figuring this one out. Just use common sense and read over the question, try to figure out where it flows the best. I personally think it sounds like an introductory sentence and adds more context to sentence 1.
Answer:
Hello your answer should be B. after sentence 1.
Explanation:
Tell me if I got it wrong and I will correct it. :) Hope I helped, have a great rest of your day.