Suppose, at your birth, your parents bought you a savings certificate that had a locked-in interest rate, compounded continuously. All you know is that the value of the certificate was $2, 816.42 when you were 7 years old and $5, 288.13 when you were 14. How much did your parents put into the certificate at your birth? O a) $1, 440 O b) $1, 480 O c) $1, 460 O d) $1, 500