Psychic advisers make use of the Barnum effect to create an illusion that they know private information about the people who call them

Suppose that adopted children are more similar to their biological parents than their adoptive parents in their preferences for a flavor of ice cream. Which statement is true in this circumstance?

a. Heritability of this trait is high b. Preferences for ice cream are determined solely by the environment. c. Flavors of ice cream are naturally selected. d. Heritability of this trait is low.

Negative feedback loops help to ____.?

a. ?dampen down the tendency for change b. ?promote instability c. ?increase the tendency for change d. ?limit negative emotions