Which of the following is not a significant drawback of conducting a longitudinal study? 1. they are effective in determining variable patterns over time. 2. they can ensure clear focus and validity. 3. they would risk experiencing panel attrition. 4. they require a large sample size.

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

Which of the following was featured in the middle-class lifestyle of the gilded age? a new emphasis on acquiring goods a return to classical ideals renewed interest in controlling journalists a reflection of rural values

This is a government controlled by one person with absolute power. question 3 options: communist democratic autocratic parliamentary