In an art gallery, a 2\:m high painting, BT, is mounted on a wall with its bottom edge 1\:m above the floor. A spotlight is mounted at S,3\:m out from the wall and 4\:m above the floor. The size of \angle{TSB} is closest to
Answer Choices
A. 27^\circ
B. 63^\circ
C. 34^\circ
D. 45^\circ
E. 18^\circ