Answer :
i would say "a few hours later" does the best job of connecting the topics, especially in regards to location. without that phrase, they would be at the movie theater, then randomly at a pizza joint--it wouldn't make sense. "a few hours later" indicates that some time passed so it helps connect their activities at the movie theater to their activities at the pizza joint.
Answer: A few hours later (Apex)
Explanation: its a few hours later becuase with out the other time stamps the story line will still make sense but with out the "few hours later" it would be confusing, and you may ask yourself "how did they go from the theater to the pizza joint?"