Which of the following summarize observations, explain these observations, allow prediction, and guide future research?

Which of the following best characterizes insecure-resistant attachment?

a. A willingness to use the caregiver as a secure base to explore the environment b. A tendency to be self-centered c. Acting both relieved and angry at a caregiver after seeing him or her again after separation d. A dependency on the mother for approval of all activities

Dale's principle, a recently discounted theory about synaptic function, stated that a neuron:

A) Released multiple neurotransmitters B) Only released a single neurotransmitter C) Never responded to its own autoreceptors D) Could be either electrical or chemical at its synapses