I’m pretty sure it’s B, sorry if I’m wrong though, it’s been a while since I’ve learned this! ☻
<span>- proteins: 1 gram of protein provides 4 kcal or 17 kJ,
- carbohydrates: 1 gram of carbohydrate brings 4 kcal or 17 kJ,
<span>- lipids: 1 gram of lipid brings 9 kcal or 37 kJ,</span></span>
it is TRUE that our immune systems don't work as well when as well when we're under psychological stress.