The answer is A because the others don't make sense.
Answer:
positive reinforcement; negative
Explanation:
Negative behavior is a type of behavior that is deemed as 'undesirable' by most people in society.
Positive reinforcement is a reward that we use to influence other people everytime they do a desired behavior.
In that particular case above, Mary hope that buying a toy for her <u>(positive reinforcement) </u>will stop her child from doing her negative behavior <u>(acting up in the store). </u>
The Ghana empire ruled before great empires of Mali and Songhai,
Explanation:
The two empires of the region , along with Ghana were the last great owners of the Saharan Africa before colonialism and had been there for a long time thus.
They were profiting from the trade routes set up in the time of the rule of Mansa Musa
This is the time of the precedence of the Ghana empire in the whole region which then broke up into small pieces and then the great empires of Mali and Songhai sprung up after it.
Are you looking for republican or democratic or are you wanting like honest hard working what kind of question is it