WHAT SUBSTANCES IS THOUGHT TO STIMULATE THE BRAIN TO MAKE US FEEL...

72. - DE THI THU DAI HOC MON ANH VA DAP AN
Tiếng Anh DE THI THU DAI HOC MON ANH VA DAP AN

72. What substances is thought to stimulate the brain to make us feel pleasure?

B. Nor adrenaline.

A. Adrenaline.

C. Lemon juice.

D. Manganese dioxide.