Mariska is participating in a research study to determine whether she can detect the difference between two amounts: a circle containing two dots versus a circle with no dots inside. the researcher shows her the empty circle repeatedly until she looks away while it is on the screen. then the researcher shows her the circle with two dots in it, and records how long mariska stares at it. what research method is being used?

"Habituation" is the research method that is being used .

Explanation:

Habituation is a type of non-associative learning in which a natural response to a stimulus is reduced after a prolonged or repeated presentation of that stimulus. Habituation occurs within the nervous system in animals. Habituation can involve the intact organism or it can involve only parts of the organism. In the given question above, habituation is used in the research study.

the answer is a. monarch