Final answer:
The 'wind-up' is the first stage in a skill where one prepares to perform the skill, involving movements that set the stage for the action.
The correct option is a.
Step-by-step explanation:
The term wind-up refers to the first stage in executing a motor skill, during which an individual is preparing to perform the skill. This phase involves the initial movements or adjustments one makes before executing the skill.
It is a critical phase that sets the stage for the movement to follow, assisting in creating the necessary momentum or positioning to effectively carry out the skill.
For example, in baseball, the pitcher's wind-up is the series of movements done before releasing the ball. This stage is essential for generating power and accuracy in the pitch.
The correct option is a.