Refer to the table below. What is the marginal return to labor from increasing employment from 4 to 5 workers?
A) 10 B) 4 C) 7 D) 5
C) 7
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In which situations do bilingual speakers often code switch?
A when they forget a word in one language B when they want to highlight a certain part of their speech C when they repeat information for emphasis D when they shift topics in a conversation E all of the above
Black Elk, an Oglala Sioux spiritual leader, might have been diagnosed by modern psychologists as __________
a. suffering from depression b. schizophrenic c. as suffering from panic attacks and hallucinations d. as having attention deficit hyperactivity disorder
Gorillas and chimpanzees have DNA and proteins remarkably similar to humans
Indicate whether the statement is true or false
Which of the following early states was located in what is now Pakistan and northwestern India?
A. Mesopotamia B. Shang dynasty C. Olmec D. Mwenemutapa empire E. Indus River Valley state