If You're Traveling Through Philadelphia on Your Way to Acadia

Multiple Choice

If you're traveling through Philadelphia on your way to Acadia National Park in the state of Maine, you can use your smartphone to make a room reservation and also find a place to eat, without talking with another person. Your phone is equipped with ____________________ to serve your needs.

A) phone numbers of fast food chains and hotel chains
B) location-based technology similar to GPS
C) the ability to call "411" for information, but at an additional cost
D) ability to phone a friend who might be sitting at his/her computer