A Person Who Is Cheerful, Confident, and Optimistic Is Said

question 239

Multiple Choice

A person who is cheerful, confident, and optimistic is said to be ______.

• A) sanguine
• B) choleric
• C) phlegmatic
• D) melancholic

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Definitions:

Solenoid Valves

Electromechanical valves controlled by electric current to open or close flow in a hydraulic or pneumatic system.

Oil Flow

Refers to the movement or circulation of oil through a system, important for lubrication, cooling, and hydraulic purposes.

Air Flow

The movement of air from one area to another, often critical in processes for cooling, ventilation, and combustion.

Water Flow

The movement of water through a particular path, often controlled or measured in systems related to plumbing, irrigation, and hydrology.