The observation that iq variations between african americans and whites in the united states is due to socioeconomic and not genetic factors is based on

a. differences in the scores of other minorities and whites in the united states.

b. similarities in the scores of other deprived ethnic minorities in other countries.

c. research reported in the book the bell curve.

d. recognition that iq tests are not accurate measures of intelligence.

The observation that IQ variations between African Americans and whites in the United States is due to socioeconomic and not genetic factors is based on differences in the scores of other minorities and whites in the United States.

Option A

Explanation:

It has been recorded that the African Americans score a less as compared to the whites in the United States of America. Their level of IQ is comparatively lesser in the African Americans or other minority groups in the United States as compared to the Whites.

Still now no one could say that the reason for this gap in the level of the IQ between these two communities is genetic. But there have been differences recorded in the level of IQ.

by 1890, the united states had by far the world's most productive economy. american industry produced twice as much as its closest competitor--britain. but the united states was not a great military or diplomatic power. its army numbered less than 30,000 troops, and its navy had only about 10,000 seamen. britain's army was five times the size of its american counterpart, and its navy was ten times bigger. the united states' military was small because the country was situated between two large oceans and was surrounded by weak or friendly nations. it faced no serious military threats and had little interest in asserting military power overseas.

d: their own individual powers within the new goverment