Today's year is 2018. You are planning to invest your tax refunds at an account that pays 10% annual rate with annual compounding. Following are your estimated tax refunds each year:
• year 2018: $2,000
• year 2019: $2,500
• year 2020: $2,500
• year 2021: $2,800
How much will you have in your account in year 2021?
A. $10,485
B. $11,237
C. $8,253
D. $9,368
E. $12,556