Researchers have developed a new intelligence (IQ) test. The participants taking the IQ test get very different scores each time they take it. What is there a problem with based on the information in this case? A. Reliability
B. Control Variable
C. Reliability
D. All of the above

Figure out who is lying and telling the are 2 truth telers and 3 liarsperson a says person e is lyingperson b says person c is lyingperson c says person b id lyingperson d says person b is telling the truthperson e says person c is telling the truth

1of the following choices, which one best describes one way that christianity came to east africa? a. christians traveled in caravans through the sahara desert and introduced the people of mali to a new religion. b. christian traders from the mediterranean interacted with the people of axum. c. christian military from west africa traveled across the continent to bring their religion to the people of east africa. d. christian rulers from asia traveled to east africa to bring their religion to the people. 2 which trade item from outside the region did west africans need most? a. gold b. camels c. salt d. iron

2) based on the information, which is an opinion rather than a fact about immigrants to north america? immigrants