In Trying to Isolate the Fundamental Elements of Behaviour and Mental

Multiple Choice

In trying to isolate the fundamental elements of behaviour and mental processes,psychologists face some problems that other sciences do not.Which of these is one of these problems?

A) We don't have the technology required to isolate something as small as a neuron.
B) Many of the processes that form the focus of psychology cannot be directly observed.
C) We must rely on observable behaviour.
D) Some research projects face ethical dilemmas.