Returning a serve in tennis is an example of which of the following types of motor skills?

The first phase of rescue operations includes which of the following?

A) Establishing an active rescue zone B) Performing initial assessment of the patient C) Performing scene size-up D) Controlling scene hazards

Negative adjustments will __________ the balance, while positive adjustments will __________ the balance on a patient account

Fill in the blank with correct word.