The correct option is B XXIII
To solve this problem, we need to convert the given numerals to Hindu-Arabic numerals.
XXXVII = 10 + 10 + 10 + 5 + 1 + 1 = 37
XXXIII = 10 + 10 + 10 + 1 + 1 + 1 = 33
XIX = 10 + 10 - 1 = 19
Thus, XXXVII − XXXIII + XIX
= 37 - 33 + 19 = 4 + 19 = 23
But, 23 = 20 + 3 = XX + III = XXIII
Thus, XXXVII − XXXIII + XIX = XXIII