Regarding which source do you need to be most concerned about less-than-candid reporting about a test?

Name: Regarding which source do you need to be most concerned about less-than-candid reporting about a test?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Publishers' catalogs often have a vested interest in promoting their tests and may not always provide the most candid or critical information about them. They are designed to sell the test, so they might downplay limitations or negative aspects.

Regarding Which Source Do You Need to Be Most Concerned