Of the three early ideas about psychology, which is still in use today? psychoanalysis

structuralism

functionalism

behaviorism

The correct answer is:

behaviorism

Explanation:

Behaviorism, structuralism, and functionalism were the earliest schools of thought in the field of psychology, but neither of the last two (structuralism, and functionalism) remains today, both have influences on modern-day psychology. Structuralism played a role in the metamorphosis of psychology into an experimental science, while functionalism acted as a precursor for the development of behaviorism.

Behaviorism, also known as behavioral science is a theory of learning, which states that all behaviors are learned through interaction with the environment, through a process called conditioning, thus, behavior is simply a response to environmental stimuli. Behaviorism can also be further divided into two types: Methodological behaviorism and radical behaviorism.

Psychoanalysis is a newer school of thought compared to the other three.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.