Baby Mariska Is Participating in a Research Study to Determine

Multiple Choice

Baby 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?

A) observation
B) habituation
C) implementation
D) visualization