The answer is: B. <span>negative reinforcer; positive reinforcer
Negative reinforcer refers to the type of stimulus that act as a punishment that discourage an individual from making a certain response/action.
Positive reinforcer on the other hand is a type of stimulus that act as a reward that encourage an individual to do a certain action.</span>
<span>B. Calling special sessions of Congress</span>
Answer:
Urea is a <u>nitrogenous</u> substance
Explanation:
Urea is a substance that is formed in the body during the processing of proteins and nitrogen compounds in the liver, and that we generally excrete through urine and sweat. If it is not eliminated properly, the levels of urea in the blood rise above normal (uremia) and this causes health problems that especially affect the liver - the organ responsible for processing proteins - and the kidneys (which must filter the final waste product), and that without treatment can become serious, and even cause the death of the patient.
Answer:
B. Discrimination
Explanation:
The definition of discrimination basically means the unjust or prejudicial treatment of different categories of people or things, especially on the grounds of race.