Dred Scott case.
In March of 1857, the United States Supreme Court, led by Chief Justice Roger B. Taney<span>, declared that all blacks -- slaves as well as free -- were not and could never become citizens of the United States.
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Answer:By threatening a veto, the President can persuade legislators to alter the content of the bill to be more acceptable to the President. Congress can override a veto by passing the act by a two-thirds vote in both the House and the Senate. (Usually an act is passed with a simple majority.)
Explanation:
Mostly some elderlies like to live in thier own homes not a nursing home and also they would like to live in a planned retirement community too so both a and c is the answer.really hope this helps?