____ is a bundle of nerve fibers connecting the right and left hemispheres of the cerebral cortex

Parentese helps parents to do all of the following EXCEPT

a. discourage egocentric speech. b. get babies' attention. c. communicate with their babies. d. teach their babies language.

The formation of group identity requires which of the following?

a. A sense of having a history of shared experiences b. Adequate financial resources c. A sense of sexual adequacy d. Adequate role containment