What's the best way to rewrite the roundabout expression "for the period of two weeks"?

a. for the period of at least two weeks
b. for the period of a half month
c. for two weeks
d. for weeks

in the 1890s, southern states enacted a new form of black codes, called “jim crow” laws. these laws made it illegal for blacks and whites to share public facilities. this meant that blacks and whites had to use separate schools, hospitals, libraries, restaurants, hotels, bathrooms, and drinking fountains.

explanation:

you did not put the article. so i cannot answer the question.