If You Were to Lose an Arm in a Motor

If you were to lose an arm in a motor vehicle accident, your brain would:

A) maintain the current neural layout, keeping the area for your arm as the area for your arm"
B) reorganize itself, moving the "arm area" to a different location of the brain"
C) reorganize itself so neighboring areas of the brain would take over the space formally used for your arm"
D) regrow "arm cells" in the area used for your arm"