Approximately two-thirds (68 percent) of all scores on the wais fall between and a range that is considered to indicate normal or average intelligence.
a. 100; 150
b. 50; 150
c. 85; 115
d. 60; 130

i do believe   by (keeping an organized record of all sources he or she referenced)good luck.

explanation:

try something like republic or democracy joined or something because its talking about a election party.