Jamal's father is mowing their home lawn. Jamal excitedly starts mowing the lawn with his toy lawn mower, which he had received for his birthday. In this scenario, Jamal has learned through A) speech.
B) biology.
C) cognition.
D) observation.

The correct answer is D.

Explanation:

Children's learning begins with observation. Children see what their parents do, how they behave, and they learn those same behaviors, they acquire them in their repertoire and they will repeat them in the future. Observational learning occurs when the person observes another person, producing a certain change in the observer's behavior as a consequence of the experience consisting of observing another, this implying a certain level of cognitive activity, a name by which the process is known of obtaining knowledge by man and its creative application in social practice. Children acquire and modify complex patterns of behaviors, knowledge and attitudes through the observation of adults.

c. taught scientists many new things about the earth, but not other planets.

explanation:

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.