<em>A. The attack on Jamestown colonists in 1622
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Answer:
Masters and Johnson measured physiological responses to sexual stimulation in their subjects with an array of methods, including electrocardiography, electroencephalography, and intravaginal photography.
Explanation:
"What would the requirements be for Confederate states to reenter the Union?" "Who would oversee the rebuilding of a Southern economic infrastructure?" and "<span>Once millions of slaves were set free, what would become of them?" would be the best option from the list, since it was never considered that individual states would not be allowed to rejoin the union.</span>
Answer: are there any choices?
Explanation: