According to the passage, which statement is NOT true about dementia？A．24 million people h

According to the passage, which statement is NOT true about dementia？

A．24 million people have dementia around the globe.

B．Alzheimer"s is one of the types of dementia.

C．Bilingual people might delay suffering from dementia.

D．Dementia patients don"t have executive control system.

请帮忙给出正确答案和分析，谢谢！