Algebra-1

Question Analysis
This question tests the understanding of evaluating a step function at a specific point. It requires students to identify the correct interval and the corresponding constant value.

Key Concept Explanation
A step function is a piecewise constant function where the value remains constant within each interval and changes at the boundaries of the intervals.

Step-by-step Solution
1. Identify the given step function:
2. Determine the interval in which

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