In an Asymmetric Solution for the Dining Philosophers Problem, Deadlock

In an asymmetric solution for the dining philosophers problem, deadlock is avoided, because

A) there is no contention for acquiring chopsticks.
B) neighboring philosophers will never get hungry at the same time.
C) any neighboring philosophers would have already acquired one of their chopsticks before attempting to acquire the shared chopstick.
D) a philosopher will release a chopstick in case she is unable to acquire the other chopstick.