Why did Oklahoma farmers consider cotton to be their cash crop?

A. It costs large amounts to plant and harvest.
B. It could earn large profits of the farming industry.
C. It grew very quickly and was easy to harvest.
D. It was the number one ranked crop by the state.

Read the following passage. the early mill girls were of different ages. some were not over ten years old; a few were in middle life, but the majority were between the ages of sixteen and twenty-five. the very young girls were called "doffers." they "doffed," or took off, the full bobbins from the spinning frames, and replaced them with empty ones. based on the passage, early mill girls were mostly young. were mostly middle aged. were of a variety of ages. were mostly children.