Alan Performs Well on Most Academic and Learning Tasks, but He

Alan performs well on most academic and learning tasks, but he has some difficulty on a test involving memorization of numbers. Which of the following statements best represent an explanation using Charles Spearman's theory of intelligence?

A) Alan has a high g factor but has problems with specific abilities.
B) Alan has good specific abilities but lacks a strong g factor.
C) Alan is skilled in learning but unskilled in memory.
D) Alan lacks the general intellectual capacity to perform math well.