The Prime Meridian is a line of B. longitude and its longitude is defined as 0 degrees in geographical coordinate system. Longitude is a geographic coordinate that is measured in degrees and indicates the east-west position of a point on the surface of the Earth. It is denotes as a greek letter lambda (λ).
so if i have too go for a choice it'll be the third choice.
Answer:
Stimulus generalization.
Explanation:
Stimulus generalization is when stimuli (birds) elicits similar responses to previous, conditioned stimuli (ducks) that share certain qualities.