单项选择题 How many members of the group is best.（）

判断题 Iowa Gambling Task was originally developed to detect problems patients withdamage to the ventromedial prefrontal cortex.（）

多项选择题 The reasons why Wason’s Selection Task is difficult include（）.

多项选择题 Syllogism includes（）

判断题 The blank trial procedure cannot systematically test whether the subjects areconducting hypothesis testing.（）