Darwin wrote out a 200+ page sketch of his theory as early as 1844. Yet he delayed publication of his Origin of Species until 1859. Which of the following is least likely to be the reason why he delayed?
A. he was slowed by a debilitating illness that he might have contracted on the Beagle voyage
B. he lacked confidence in his theory until it was confirmed by the Wallace letter
C. as a cautious scientist, he wanted to accumulate as much data as possible to support the theory before he announced it
D. he was aware of the social consequences of his theory, and was waiting for a more favorable zeitgeist
B. he lacked confidence in his theory until it was confirmed by the Wallace letter
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Which of the following was a consequence of the Tet Offensive?
A) It led to the introduction of 500,000 additional U.S. troops into Vietnam. B) It demonstrated the weakness of the NLF. C) It resulted in the deaths of 50,000 American soldiers. D) It shook the American public's confidence in President Johnson and his military commanders.
Putin's reign of power has been marked by
a. his attempts to create a strong centralized state. b. an increase of political parties. c. a closing of the gap between the West and Russia. d. an absence of terrorists attacks. e. all of the above
A notable figure who argued for the humanity of native peoples was
a. Father Junipero Serro b. Cotton Mather c. Amerigo Vespucci d. Bartolomé de Las Casas e. The Pope
What was the role of African Americans in the revolution?
A. Though still enslaved, they rallied around the revolutionary rhetoric of freedom, uniformly supporting the American cause. B. Americans generally avoided arming blacks, but the British eagerly recruited runaway slaves. C. Very few slaves escaped to freedom; those who did found themselves welcomed in the North, the West Indies, or Canada. D. As the war dragged on, blacks-especially northern free blacks-were increasingly welcome to enlist.