Why Did Baron-Cohen Et Al

Why did Baron-Cohen et al. also use Happe's Strange Stories Task?

A) To check the validity of the Eyes Task
B) To make sure the results were not related to intelligence
C) Because the Strange Stories are a second-order ToM task
D) To see if there was a relationship between age and performance on the Eyes Task
E) To make sure the results were not related to Tourette syndrome