As shown in the figure, there are two semicircles and one circle in rectangle ABCD. The whole circle is tangent to two semicircles. The square EFGH is inscribed to the circle. What is the area of the shaded area?
1: EF=2
2: The area of ABCD is 16.
AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
CBoth statements TOGETHER are sufficient, but NEITHER one ALONE is sufficient.
DEACH statement ALONE is sufficient.
EStatements (1) and (2) TOGETHER are NOT sufficient.