Answer:
Instinct.
Explanation:
Instinct or innate behavior may be defined as a type of inherited inclination against the complex behavior. The behavior is instinct as it was not early experienced by the individuals.
This behavior is generated by the broader and large range of events and triggers by the behavior. The change of any season and the aging depends upon the instinct behavior. This behavior also plays an important role in the fixed action pattern.
Thus, the correct answer is option (b).