Read the following statements carefully and give an appropriate response: (i) The ability to answer general information and comprehension questions shows the most rapid decline during aging. (ii) The WAIS-R is a group intelligence test. (iii) Establishing norms and uniform procedures for administering a test are elements of standardization. (iv) Scores on modern intelligence tests are based on one's deviation IQ (relative s standing among test takers) rather than on the ratio between mental age and chronological age.

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