The equation of a line with zero slope is given by $$y=b$$ ,...

Question Analysis
This question tests the student's understanding of the equation of a line with zero slope.

Key Concept Explanation
A line with zero slope is horizontal and its equation is in the form , where is a constant.

Step-by-step Solution
1. Recall the definition of a line with zero slope.
2. The equation of such a line i...