9514 1404 393
Answer:
 (d)  2%
Step-by-step explanation:
The base of the exponent is the "growth factor". It is 1 more than the "growth rate", the fraction of change in 1 year.
 growth factor = 1 + growth rate
 1.02 = 1 + 0.02
 growth rate = 0.02 = 2%
The account increases 2% annually.