The Site from Which an Airplane Takes Off Is the Origin.The

Multiple Choice

The site from which an airplane takes off is the origin.The x axis points east;the y axis points straight up.The position and velocity vectors of the plane at a later time are given by
And
)
The plane is most likely

A) just touching down.
B) in level flight in the air.
C) ascending.
D) descending.
E) taking off.