Answer:
c.Optional of
Explanation:
According to my research on different college structures, I can say that based on the information provided within the question the course entity of the college database would be optional of the department entity. This is because the college has many departments but only some offer courses, therefore the courses are dependant on if the department offers them or not (optional).
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I think it takes 8 year to end the Revolutionary War. It start in <span>April 19, 1775 and end in September 3, 1783.
( Hope my answer would help you. )</span>
