Answer:
A. 50, 48, 14.
Step-by-step explanation:
The measurements of a right triangle have to satisfy the Pythagorean Theorem, or a² + b² = c².
a² + b² = c²
14² + 48² = 50²
196 + 2304 = 2500
2500 = 2500
So the first answer, 50, 48, 14, could be the measurements of a right triangle.