Christopher excels in many areas of problem solving and reasoning ability. according to spearman, christopher's ability is indicative of

According to Spearman, Christopher's ability is indicative of factor g.
Charles Spearman was a psychologist who was interested in intelligence which is why he devised his theory of intelligence which consists of two factors: factor g and factor s. Factor g refers to general intelligence (which Charles is exhibiting), whereas factor s refers to specific skills. 

d - failures.

the only attempted british colony in north america before 1600 was roanoke, virginia, which was a total failure. england claimed several areas, including newfoundland, but made no sustainable attempts to colonize them before 1600.

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