The______ bus service has a network that covers______ cities in the United States. It is the largest provider of intercity bus transportation.
First blank options:
A: greyhound
B: Amtrak
C: Megabus
Second Blank Options:
A: 5,000
B: 2,500
C: 3,000
Note from the creator of the question!: Please put the letter along with the answer, make sure you give me an answer for both blank. Pls & ty!!