A higher frequency is often perceived as having a lower pitch. (For anyone that needs the answer!) ( Psychology)

Protein provides 4 calories per gram. mary is on a diet that requires her to eat atleast 40 grams of protein each day. shes eaten 152 calories of protein today. how much more protein does mary need to eat to meet her goal?

Wich technque is not recommended for use as a supporting detail

In your own words write a brief paragraph about the importance of warning signs.