Mohammed is an 8 year old boy; Sonya is an 8 year old girl. The textbook's (Psychology second edition by scientific american) discussion suggests that, all else being equal:
A. Mohammed should outperform Sonya on Mental rotation tasks but not verbal tasks.
B. Mohammed should outperform Sonya on verbal tasks but not mental rotation tasks.
C. Mohammed should outperform Sonya on both verbal and mental rotation tasks.
D. Sonya should outperform Mohammed on both verbal and mental rotation tasks.