If You Were to Drive a Nail into the Trunk

Multiple Choice

If you were to drive a nail into the trunk of a tree and come back 10 years later,where would you find the nail?

A) Higher than where you drove it in because,as the trunk lengthens,the nail will move upward.
B) At the same height that you originally placed it because trees grow in length only at their tips.
C) Lower than where you drove it in because plants grow down from their shoot apical meristems,continuously pushing the trunk underground.
D) In the branches because the dermal tissues move up the trunk,whereas the ground tissues move down as a result of growth.