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Ef­fi­ca­cious

[eh-fuh-KAY-shus]

Efficacious illustration
Hint 1.

The Latin efficere means “to accomplish.”

Hint 2. Sentence to give context:

“The experimental medication proved to be extremely efficacious, and the placebo did not.”

What is the best definition of efficacious?

A.

Producing a desired result


B.

Causing a feeling of elation


C.

Providing temporary relief


D.

Having unintended side effects


Hint 1.

The Latin efficere means “to accomplish.”

Hint 2. Sentence to give context:

“The experimental medication proved to be extremely efficacious, and the placebo did not.”

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