Which of the following is a typical symptom of panic attacks?

Devin has been having trouble initiating movements lately and has also developed a tremor in his hands. He is diagnosed with Parkinson's disease and put on medication. To help alleviate Devin's symptoms directly, the drugs would need to increase the effects of ____.?

a. ?GABA b. ?acetylcholine c. ?serotonin d. ?dopamine

Jeremy is a psychologist working with a team of archeologists and hopes to piece together the changes that have occurred in human parenting since the dawn of time. Jeremy is most likely a(n) __________ psychologist

a. social b. forensic c. evolutionary d. environmental