I think the answer would be A.
The fact that you would receive a ten percent discount is a fixed ratio.
<h3>What is a fixed ratio?</h3>
A fixed ratio can be described to be a type of ratio that is constant. This type of ratio is used for scheduling reinforcement.
The reinforcement is used here after a given number of responses have been done. The answer is fixed ratio due to the fact that the discount comes after the completion of five orders.
Read ,more on fixed ratio here:
brainly.com/question/24957967
Sleeping is a behavior that is dependent on both instinctive and environmental conditions.
True
The correct answer is letter D. When acting as a Chief of State, a president has a symbolic role which can mean delivering a speech, or throwing out the first pitch at baseball games and also attending events such as funerals or important celebrations of the country.
