In His Early Lexical Studies of Personality Structure,Cattell (1947)used Only

In his early lexical studies of personality structure,Cattell (1947) used only about 35 adjectives,even though there were thousands of personality-descriptive adjectives in the English language.Why did Cattell use such a small set of adjectives?

A) He needed words that all of his personality raters would understand,so he chose only the 35 most well-known adjectives.
B) He wanted only those words that had direct translations into every known language.
C) He had to make sure that the factor analysis calculations would not become too complex and time-consuming.
D) He decided that he needed only about seven adjectives for each Big Five factor to obtain adequate reliability of measurement.
E) None of the above.