During the Year, John Went from Milwaukee to Alaska on Business

During the year, John went from Milwaukee to Alaska on business. Preceding a five-day business meeting, he spent four days vacationing at the beach. Excluding the vacation costs, his expenses for the trip are:
$\begin{array}{llr} \text { Air fare} &\$3,200\\ \text { Lodging } &900\\ \text { Meals} &800\\ \text { Entertainment } &600\\\end{array}$

Presuming no reimbursement, deductible expenses are:

A) $3,200.
B) $3,900.
C) $4,800.
D) $5,500.
E) None of the above.