What contributed to record-breaking profits by planters from the early 1840s onward?
O a) Greater reliance on the labor of slave women and children
b) A dramatic increase in the value of slave labor
c) A decrease in the value of European currency
d) Vast profits from cotton, rice, and sugar

the answer is c.

hope this : )

d. the right to establish a one-house legislature

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explanation:

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ww1 weapons: tank. tanks were used for the first time in the first world war at the battle of the somme. they were developed to cope with the conditions on the western front. the first tank was called 'little willie' and needed a crew of 3.