Which of the following would complete the analogy?
supercell : tornado :
a. hurricane: ocean
b. cloud: lighting
c. thunder: rain
d. moon: stars

Answergranulation;

Africans learned what the europeans wanted them to learn. instead of learning about african history and current information that could and would them they learned solely what europe wanted them to. and not everyone received the same education, some received better and others none.

Sonar is an application of the doppler effect used by submarines.  this test was on k12.

This could be considered an example of astrology.