A Orders a Large Pitcher of Beer, as Does B

Multiple Choice

A orders a large pitcher of beer, as does B. A proceeds to drink his pitcher and half of B's. A dies of asphyxiation (drowning) . In an action by A's estate against the bar that sold the beer, the defense most applicable to the action is

A) contributory negligence.
B) comparative negligence.
C) assumption of risk.
D) last clear chance.