Question

running was joyless, but louie had no other answer to his internal turmoil. source: unbroken in the sentence above, turmoil has the same or almost the same meaning as: direction tendency serenity agitation

Explanation:

"Turmoil" means a state of great disturbance, confusion, or uncertainty. "Agitation" also refers to a state of anxiety or nervous excitement, which is similar in meaning. "Direction" and "tendency" are about orientation or inclination, and "serenity" means peace and calmness, which are not similar to "turmoil".

Answer:

D. agitation