a<-50

Which graph matches the inequality?
A number line going from negative 55 to negative 45. An open circle is at negative 50. Everything to the left of the line is shaded.
A number line going from negative 55 to negative 45. A closed circle is at negative 50. Everything to the left of the line is shaded.
A number line going from negative 55 to negative 45. An open circle is at negative 50. Everything to the right of the line is shaded.
A number line going from negative 55 to negative 45. A closed circle is at negative 50. Everything to the right of the line is shaded.