(1) In a right angle triangle, the other two angles must be acute angles
(2) If one angle of a triangle is obtuse, the other two angles must be acute
(3) No triangle can have two right angles
(4) If two angles in a triangle are acute, the other angle has to be acute also
(A) (1) and (2)
(B) (1) and (4)
(C) Only (4)
(D) (4) and (2)
