Meaning of ascertain

[mari]

Test No. incompl/advan-23 "Product Improvement", question 1

Before the product is put on the market, the company must ......... whether it complies with safety standards.

(a) ask
(b) calculate
(c) ascertain
(d) argue

Test No. incompl/advan-23 "Product Improvement", answer 1

Before the product is put on the market, the company must ascertain whether it complies with safety standards.

Correct answer: (c) ascertain
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what does the word ascertain mean?

mari

[Alan]

This literally means make certain or make sure or simply check.
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