Question Analysis
This problem tests the understanding of the Horizontal Line Test, which is a graphical method to determine if a function is one-to-one.
Key Concept Explanation
The Horizontal Line Test states that a function is one-to-one if every horizontal line intersects its graph at most once.
Step-by-step Solution
1. Recall the definition of the Horizontal Line Test.
2. Determine the condition for a function to be one-to-one: every horizontal line int...
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