Choose from options: Determine if the sentence is true based on the text below:
Carl's parents consented to his life support machine being turned off after he was comatose.

Carl Smith collided with a concrete lamp-post while skating and suffered a skull fracture that caused a coma. When he failed to regain consciousness, his parents on August 8 consented to his life support machine being turned off.
Choices:
(1). Yes.
(2). It's impossible to say.
(3). No.