"Associativity" in the Hebb Synapse Refers to the

Multiple Choice

"Associativity" in the Hebb synapse refers to the

A) use of the same type of neurotransmitter in both the pre- and postsynaptic neurons.
B) simultaneous activity of several synapses on the same postsynaptic neuron.
C) nearly simultaneous activity of the pre- and postsynaptic neurons.
D) ability of the postsynaptic cell to use retrograde messengers such as NO to communicate with the presynaptic cell.