withholding a needed item during a task functions as a…

an SD signals availability while an MO alters…

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

function-altering effects occur when behavior…

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

an MO whose effects are learned through experience is a…

unlike SDs, MOs do not…

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

arranging conditions to create an EO for teaching purposes involves…

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

taking advantage of naturally occurring motivation involves…

each UMO is associated with both…

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

unconditioned motivating operations are based on…

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

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

a CMO-T establishes the value of…

motivating operations alter both reinforcer effectiveness and…

NCR reduces problem behavior by functioning as an…

function-altering effects of consequences change…