Which is an example of thinking at the margin?

a. figuring out what you will give up and what you will gain by hiring a new worker

b. thinking about whether or not to go on a vacation to a warm beach

c. drawing plans to build an extra room on an old home

d. deciding whether to have a dog or a cat as a pet

Which points did chief justice roger b. taney use to justify the supreme court’s ruling in the dred scott case? the property clause of the constitution, the due process clause of the fifth amendment, and the fact that african americans were not citizens. the practice of judicial review established in marbury v. madison, the property clause of the constitution, and the due process clause of the fifth amendment. the necessary and proper clause of the constitution, the due process clause of the fifth amendment, and the fact that african americans were not citizens. the commerce clause of the constitution, the elastic clause of the sixth amendment, and the practice of judicial review established in gibbons v. ogden.