Geometry

Question Analysis:
This question involves identifying the correct premises that lead to the given conclusion.
The main focus is on determining whether the premises logically support the conclusion.

Key Concept Explanation:
A syllogism connects two premises to form a conclusion.
Here, the conclusion is that Angle XYZ is acute.

Step-by-Step Solution:
The conclusion states that Angle XYZ is acute.
To conclude this, the premises must establish that Angle XYZ is less than 90° (the defining property of an acute angle).
Option A provides the correct premises:
Premise 1: If an angle is less than 90°, then it is acute.
Premise 2: Angle XYZ is less than 90°.
Combining these, we conclude that Angle XYZ is acute.

Op...