Answer:
D. 43°
Explanation:
Angle CAB = 180° - 133° = 47° (Angles on a Straight Line add up to 180°)
Angle ACB = 180° - 90° = 90° (Angles on a Straight Line add up to 180°)
Angle p or ABC = 180° - 90° - 47° = 43° (Angles in a Triangle add up to 180°)