Which type of boundary line is used while graphing the inequality ?

MATHEMATICS · Single correct · AoPS · Mathematics · Introduction to Inequalities · Introduction to Inequalities

Problem

Which type of boundary line is used while graphing the inequality

2x+3y\le 12

? (a) Dashed straight line (b) Solid straight line (c) Thick broken line only at intercepts (d) No line is drawn; only shading