What is meant by contingency, as a variable of reinforcer effectiveness

How is health different for most people in this country today from what it was for people born in 1900? a. people have a shorter life span. b. people today work harder to survive. c. people today live in poorer sanitary conditions. d. people today can focus less on day-to-day survival and more quality of life.

This anterior tooth has a single root and sharp incisal edges. it has mamelons upon eruptions. this tooth is a a. maxillary central incisor. b. mandibular central incisor. c. mandibular canine. d. maxillary lateral incisor.

Select the correct answer what typically happens when you compromise during a negotiation? a. you relax some of your requirements b. you relax all of your requirements. you don't relax any of your requirements d. you relax your values and beliefs. reset next