Find the Slope of the Line (If It Exists) and the Y-Intercept

Multiple Choice

Find the slope of the line (if it exists) and the y-intercept (if it exists) .
- $$3 \mathrm { x } = 15$$

A) Slope undefined; no y-intercept
B) Slope undefined; $y$ -intercept $( 0,5 )$
C) Slope 0; no y-intercept
D) Slope 0; y-intercept $( 0,5 )$