Placebos most strongly relieve which two conditions?

On average, the intelligence test scores of the Dingbats are much higher than those of the Dodes. The difference in the average test scores of the two groups might be a product of:

A. genetic differences between two groups with similar environments B. environmental differences between two groups with similar genetics C. genetic and environmental differences between the two groups D. any of the above

Noice and Noice (2006) collected protocols from actors regarding how they learn their lines. The analyses of the protocols revealed _____ major phase(s) in their line/part learning. The phase(s) is loosely correspond to:

a) 1; the enactment effect b) 2; maintenance rehearsal and elaborative rehearsal c) 2; elaborative rehearsal and embodiment d) 3; embodiment and material appropriate processing