In equity theory terms, an unequal input/outcome ratio is an obvious example of procedural unfairness.

Which of the following conclusions is the most logical to draw from the fact that mice and songbirds have versions of the FOXP2 gene that is very similar to the form found in humans?

A) Mice and songbirds can use language to communicate. B) The FOXP2 gene did not develop specifically as a result of language development during human evolution. C) The FOXP2 gene is not involved in language. D) The FOXP2 gene is solely responsible for the ability of humans to communicate.

Studies from 1957 of American children reported that 92% were toilet trained by the time they were ____

a. 3 months old. b. 6 months old c. 12 months old d. 18 months old