A) Villi are useful in providing more surface area!
Sodium ions are outside, while potassium ions are inside the neuron.
Answer:
Because if the projected benefits outweigh the costs, you could argue strongly that the decision is a good one to make.
Explanation:
A cost-benefit analysis is the process of comparing the projected or estimated costs and benefits (or opportunities) associated with a project decision to determine whether it makes sense from a business perspective
