A collection of neurons and supportive tissue running from the base of the brain down the center of the back, protected by a column of bones, is called the _________

Marcus is suffering from a serious painkiller addiction. His family has convinced him that he needs help, and he has agreed to enter a treatment facility to "get clean." The first thing that will be essential to Marcus's recovery is for him to undergo _____, which refers to systematic and medically supervised withdrawal from a drug.

A. applied behavioral analysis B. relapse prevention C. methadone maintenance D. detoxification

The sequence of acquiring grammatical morphemes depends on __________ and __________

A) overregularization; adult modeling of correct grammar B) development of the cerebral cortex; the language spoken in the home C) semantic bootstrapping; the existence of overextensions D) structural complexity; semantic complexity