Which ordered pair would form a proportional relationship with the point graphed

What is the distance between point a and b

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

Me i’m stuck on all these questions besides the two bottom ones