Can you please explain how to do this problem. I'm having problems understanding how to find the answer. An explanation would be nice of how to find the answer because I'm trying to learn this material rather than copy answers.

Greta puts money in a savings account at her bank earning 5 percent interest. One year later she takes her money out and notes that while her money was earning interest, prices rose 3 percent. Greta now has O a. 8 percent more money with which she can purchase 2 percent fewer goods. Ob. 5 percent more money with which she can purchase 3 percent fewer goods. O c. 8 percent more money with which she can purchase 3 percent more goods. Od.5 percent more money with which she can purchase 8 percent more goods. O e. 5 percent more money with which she can purchase 2 percent more goods