a vending machine is an SD for inserting money; hunger is the…

a stimulus that acquires motivating effects through pairing with another MO is a…

taking advantage of naturally occurring motivation involves…

unlike SDs, MOs do not…

a CMO-T establishes the value of…

an MO that increases the value of a reinforcer is an…

unconditioned motivating operations are based on…

each UMO is associated with both…

the two effects of an MO are the value-altering effect and the…

arranging conditions to create an EO for teaching purposes involves…

withholding a needed item during a task functions as a…

an SD signals availability while an MO alters…

a warning stimulus that increases the value of escape or avoidance is a…

function-altering effects of consequences change…

NCR reduces problem behavior by functioning as an…

an MO whose effects are learned through experience is a…

motivating operations alter both reinforcer effectiveness and…

function-altering effects occur when behavior…

the biological condition that decreases food's effectiveness as a reinforcer is…

an antecedent variable that alters reinforcer value and current behavior frequency is a…