Continue using the same environment for this question: Sheila lives for two periods. She earns $100 in the first period and $110 in the second period. She wants to consume exactly the same amount in both periods. The interest rate at which she can save and borrow is 10%. There is no inflation. Which of the following statements is true? A. Sheila's lifetime consumption is greater than her lifetime income O B. Sheila's lifetime consumption is lower than her lifetime income C. Sheila's lifetime consumption is equal to her lifetime income