A line graph titled Color Mix, with Quantity of Blue Paint (in millimeters) on the X axis and Quantity of Red Paint (in millimeters) on the Y axis. The X axis has a scale from 0 to 9 with an increment of 1. The Y axis has a scale of 0 to 18 in increments of 2. A straight line connecting (3, 2) and (7, 12) is drawn. Which statement best describes the domain of the function represented in the graph
3 ≤ x ≤ 12 or x is between 3 and 12, inclusive

3 ≤ x ≤ 7 or x is between 3 and 7, inclusive

2 ≤ x ≤ 12 or x is between 2 and 12, inclusive

2 ≤ x ≤ 7 or x is between 2 and 7, inclusive

Question

A line graph titled Color Mix, with Quantity of Blue Paint (in millimeters) on the X axis and Quantity of Red Paint (in millimeters) on the Y axis. The X axis has a scale from 0 to 9 with an increment of 1. The Y axis has a scale of 0 to 18 in increments of 2. A straight line connecting (3, 2) and (7, 12) is drawn. Which statement best describes the domain of the function represented in the graph
 3 ≤ x ≤ 12 or x is between 3 and 12, inclusive

 3 ≤ x ≤ 7 or x is between 3 and 7, inclusive

 2 ≤ x ≤ 12 or x is between 2 and 12, inclusive

 2 ≤ x ≤ 7 or x is between 2 and 7, inclusive