Choose the correct description of the graph of the compound inequality 3x + 2 > 2 and 3x less than or equal to 6. a) a number line with an open circle on 0, shading to the left, and a closed circle on 2, shading to the right b) a number line with a closed circle on 0, shading to the left, and an open circle on 2, shading to the right c) a number line with a closed circle on 0, an open circle on 2, and shading in between d) a number line with an open circle on 0, a closed circle on 2, and shading in between