"i'll make you a deal," leory's mother says. "if you clean up your room, then you can have a glazed donut." using operant conditioning terms, leroy's mother is using what type of reinforcer to reward desired behavior?

Primary Reinforcer                    

Explanation:

Primary reinforcer: In psychology, the term primary reinforcer is defined as a reinforcer that an organism is born with and possess the needs of, for example, water, food, shelter, etc. The primary reinforcer is considered as a naturally occurring reinforcer that does not require any form of learning and is automatically positive.

Example: Air, sleep, etc.

In the question above, the given statement signifies the importance of the primary reinforcer.

a: social security and social programs

answer; ///i believe the correct answer is (b) the writing of the ancients who lived in india after the indus valley inhabitants died out;