Mariah developed a fear of the water when she fell off a river raft last summer. This year she took swimming lessons and thought she had finally overcome her fear of water. She was eagerly looking forward to an upcoming rafting trip, however, as soon as she stepped onto the raft she was instantly terrified again This illustrates the classical conditioning process known as:a) extinctionb) generalizationc) spontaneous recoveryd) observational learning

c) Spontaneous recovery

Explanation:

Spontaneous recovery is the mechanism in which conditioned response that was gone or vanished earlier occurs again after some period of time .Instant re-emergence of any memory, phobia, fear, thought that was previously gone is faced after time delay .

According to the question, Mariah is experiencing spontaneous recovery in which is facing water fear again after time delay even when she took swimming course to get rid this fear.

Other options are incorrect because observation learning, extinction and generalization is not determine classical conditioning process.Thus, the correct option is option(c).

answer; ok in rural area most people depend on private transportation(cars),pick up truck,donkey and buggy: ),and urban people can walk or ride public transportation,bus,train cab,uber.