Answer: Right answer is 3
Step-by-step explanation:
First of all we need to know ,symbol < indicates less than.
if the symbol is less than < or greater than > ,we use open circle to show that the number next to it is not one of the solution .
x is less than 4 ,if you think about the numbers that are less than 4 such as 3.5 ,2 ,-10 those numbers all locate on the left side of 4.
Therefore answer is 3 open circle on 4 and all numbers to the left shaded
