The correct option is C.
The supremacy clause states that the under the constitution of the United States of America, the federal laws are superior to state laws, therefore in time of conflict between the federal and the state law, the state law has to bow to federal law. Thus, the supremacy clause is used when federal and state laws are in conflict.
Answer:
D- They reintroduce Confucianism into daily life.
Explanation:
The Han Dynasty ruled China from 206 B.C. to 220 A.D. Though tainted by deadly dramas within the royal court, it is also renowned for its promotion of Confucianism as the state religion and opening the Silk Road trade route to Europe
Puritans did not agree with the Anglican church so the wanted to change it. They could do that in Massachusetts. Church leaders led the local government and everyone in the colony had to pay to support the Puritan church. - www.manythings.org.
assuming efficiency of each man to dig trench, in one day, for one hour is constant,

so one man, working for one hour in one day can dig 1.5 m
so 8 men, working 3 hours a day and will take, say $d$ number of days and efficiency will be constant. so,
$\frac32=\frac{220}{8\times3\times d}$
$\implies d=\frac{55}9=6.12$
I’m pretty sure the answer is true