Answer:
B= To increase their profits, some landowners inflated their expense costs
Explanation:
The era of sharecropping in history was replete with severe indebtedness by tenant farm families who were mostly black families from the landowners. Some of the reasons for the high debt rate of the tenant farmers includes but not limited high interest rates by unscrupulous landlords and merchants, unpredictable harvests etc which often required the tenants to carry over their debts until the next year.
It would be "declaring war" that is an enumerated power in the Constitution, since the Constitution explicitly gives this power to Congress instead of leaving it up for interpretation.
It looks like B and C are the correct answers.
History involves those things- we study the past to learn about the world back then.
When something is unconstitutional, such as a proposed bill, it means the government is attempting to abuse their power by violating any rights or protections given to the general public underneath the constitution and its amendments.