Answer:
D.
Explanation:
Nullification does in fact mean when a state refuses federal law, while secession means when the state in fact leaves the nation itself.
The answer is amendment 4 I'm pretty sure
Mathematics, mostly.
They also did groundbreaking work in the following fields:
Astronomy
Philosophy
Geography
Sciences
Technology
Answer:
Marginal analysis can be used to determine at what price profit maximization occurs
Explanation: