Here are the answers to your questions:
Question 1: In what year was Sputnik launched into space?
Answer: B - 1957
Question 2: What does "Sputnik" mean in English?
Answer: C - "Satellite"
Question 3: What country launched Sputnik into space?
Answer: A - Soviet Union
Question 4: Sputnik was closest to the size of which of a ___.
Answer: B - beach ball