How do you know when to add numbers? what is the sign rule

Which nutrient is the most difficult to break down and, thus, is generally used last fro energy in the body? water carbohydrates fats proteins

Ines is in graduate school and does not want to miss any classes or fall behind on her research project. if she wants to be proactive about her wellness, what should she do?

Acoastal community is drafting a plan in case of a hurricane. which action is an appropriate element for an effective plan? 1.) creating a map of areas that are not affected by storm surge 2.) plotting the location of all fire hydrants along major travel routes 3.) relocating any individuals who might be affected by the disaster 4.) identifying multiple evacuation routes for each area of the community