Charles Spearman believed that intelligence is composed of (3 points) crystallized and visual-motor abilities crystallized and fluid abilities verbal and mathematical abilities analytical, creative, and practical intelligence a single factor

creative, and practical intelligence a single factor

Explanation:

General intelligence by Charles Spearman can also be regarded as

"g factor" it is the general mental ability which underlies different specific skills such as numerical, including verbal , mechanical as well as spatial. He stressed that level of specific abilities can be predicted by the levels of general intelligence

answer; participant observation method;