If the GCD of 5 and 12 is 1, then .
A. 12 is even
B. 12 is less than 5
C. 5 is less than 12
D. 5 is prime
NEED ASAP

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c, with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

Plz help plz give me the answer

Tiffany drives 285,120 feet before lunch and 628,320 feet after lunch. about how many kilometers does she drive all together