When Building a Nest,a Female Fisher's Lovebird Cuts Long Strips

When building a nest,a female Fisher's lovebird cuts long strips of vegetation and carries them to the nest site one at a time in her beak.The female peach- faced lovebird cuts short strips and carries them to the nest tucked under back feathers.Hybrid female offspring cut intermediate- sized strips and attempt to tuck them under back feathers before carrying them in their beak.What does this demonstrate about behavior?

A) There is a genetic basis to behavior.
B) Environment is important in forming behaviors.
C) Lovebirds can be trained easily.
D) Behavior can be learned from parents.