Sadness is relatively rare in the first year of life except for ____

The best strategy to teach an organism a new response quickly is to use

a. continuous reinforcement. b. secondary reinforcement. c. negative reinforcement. d. intermittent reinforcement. e. extinction.

Health-care proxies

A) can sometimes be appointed when a patient fails to provide an advance medical directive while competent. B) cannot make medical decisions for patients in persistent vegetative states. C) are appointed under living wills. D) are permitted in all U.S. states and Canada.