If a Pigeon Always Receives a Frightening Air Blast Following

Multiple Choice

If a pigeon always receives a frightening air blast following the presentation of a red light, it will show a stronger fear response to the presentation of a(n) _____ light than a(n) _____ light.

A) red; orange-reddish
B) orange-reddish; red
C) orange-reddish; orange
D) Both a and c are correct