Becky Is a Cash Basis Taxpayer with the Following Transactions

Becky is a cash basis taxpayer with the following transactions during her calendar tax year: $\begin{array}{llcc} \text { Cash basis revenue } &\$54,000\\ \text { Cash basis expenses, except rent } &25,000\\ \text { Rent expense (paid on December 1) for use of a building for 24 months } &24,000\\\end{array}$
What is the amount of Becky's taxable income from her business for this tax year?

A) $7,000 loss
B) $11,000
C) $27,500
D) $28,000
E) None of these