One of the early concerns of iq tests was that they tested the subject's knowledge of the upper-class white culture of the scientists who developed them, and not the true educational potential of the person tested. in view of this, which assessment of the early iq tests is most accurate?
a. the early iq tests lacked reliability.
b. the early iq tests were based on a faulty hypothesis.
c the early iq tests lacked validity.
d. the early iq tests were improperly administered.

C). The early IQ tests lacked validity.

Explanation:

As per the given description, option C displays the most accurate evaluation of the early IQ tests that they lacked validity because these assessments did not consider 'the true educational potential of the person' but rather focused on testing the 'subject's knowledge of the upper-class whitethem' that affects the authenticity of the claim and makes it biased. A valid IQ test is demonstrated as the test that emphasizes to examine the actual educational knowledge of the individual who is being tested instead of checking their knowledge on certain pre-defined parameters.

the first question's answer is a.