Suppose your teacher takes you on a field trip to view a rock outcrop. You will have to hike 2 miles to reach the outcrop. Which of the following lists of items would be best to bring?

A.
GPS unit, MP3 player, hat
B.
sunblock, small meal, camera
C.
hiking boots, first aid kit, bottle of water
D.
sandals, map, cell phone

C. hiking boots, first aid kit, bottle of water