Answer:
C.
Step-by-step explanation:
the farther you get from Earth, the less the gravitational force i, so if your in space,<em><u> </u></em><em><u>you will have more weight next to earth than you will next to the moon</u></em><em><u>.</u></em>
f(4)=-2
f(4)=-4+2=-2
549 ft
take 670ft away from 1,220 ft ( not all the way sure of I'm right)
check the attachment