What Is the Main Difference Between a Reflex and a Habit

What is the main difference between a reflex and a habit?

A) Habits are developed through the process of evolution. Reflexes are developed by repeated actions.
B) A habit is a scheme based on a reflex, and it is still dependent on the original eliciting stimulus.
C) A habit is a scheme based on a reflex, but it is completely separated from the original eliciting stimulus.
D) There is no difference. The terms may be used interchangeably.