If your emotional energy is low, your attitude will likely

a. not be impacted.

b. vary substantially.

c. be more negative.

d. be more positive

In your emotional energy is low, your attitude will likely be impacted (just like your behaviour will be impacted when your physical energy is low), and in it would be impacted a negative way. You will likely be less patient and less forgiving,

So the best answer is: c. be more negative.