m<4 means the measure of angle 4, in degrees.
since the two lines are parallel, angles that are diagonal from each other are equal (like 2 and 4). One of the angles that are diagonal from angle 4 is 38°, so angle 4 is also 38°.
38°
OPTION C A EACH EXPRESSION THAT HAS THE VALUE OF 15WHEN X =15ANSWER IS C