Use the image to answer the question.
A coordinate plane shows both the axes ranging from negative 12 to 12 in increments of 1. A closed point and an arrow are drawn on the graph. A rightward, decreasing, arrow is drawn from a closed point at left parenthesis negative 7 comma 5 right parenthesis. The arrowhead ends at left parenthesis 6 comma negative 6 right parenthesis.
Describe the domain of the linear function on the graph. Enter the option number of the correct solution.
Option #1: x≥−7
Option #2: x≥6
Option #3: x≤−7
(1 point)