3. Sally would like to save money every year for retirement in 30 years. She plans to start by depositing $1,000 next month in an account that pays 6% annual percentage rate. Afterwards, the amount of her deposit will grow by 0.5% each month. Which of the following will increase the total amount of savings she can have at retirement?

I. Deposit a constant amount of $2,000 every month II. Deposit $1,500 in the first month and the savings grows by 0.2% each month III. Deposit $800 in the first month and the savings grows by 0.65% each month IV. Deposit in a different account that pays 6.2% effective annual rate.

A. I and II only B. I and III only C. II and III only D. II and IV only E. III and IV only