Which air parcel will be able to rise higher? (A)(surrounding air:5*C)(air parcel:5*C). ( B) surrounding air 5*C ( air parcel:25*C)

If football was tossed in air without gravity or friction the ball would go into space

The answer is as follows in the photo

I'm having some difficulty seeing the diagram clearly.but the question says there's a net inward force on the object.so we know right away,  from newton's 2nd law of motion, thatthat baby is accelerating.  it doesn't even matter which way thenet force is pointing.  if there's any net force, then either theobject's speed or else its direction must be changing.