When x is even, [x] = x/2 + 1, when x is odd [x] = 2x + 1 then [5]*[4] = ?	Choose the correct answer.
A) [ 33 ]  B) [ 44 ]  C) [ 45 ]  D) [ 88 ]  E) [ 90 ]

Rationale: "[ 5 ] * [ 4 ] = ( 2 * 5 + 1 ) ( 4 / 2 + 1 ) = [ 33 ] . ans - a"
Answer: A