Your Patient Was Ejected from His Motorcycle When He Struck

Your patient was ejected from his motorcycle when he struck a deer late at night on a deserted highway.He is drowsy and unable to communicate clearly.As you immobilize him on the long spine board,you find that you are unable to obtain neutral alignment of his spine due to the large helmet he has on.You should:

A) pad under his shoulders to straighten his neck.
B) tip his head back to gain neutral alignment.
C) place towels on either side of the helmet to stabilize it.
D) remove the helmet to better manage proper alignment.