0, 1, 3, 6, 7, 9, 12, 13, 15, 18, ?.
What number should replace the question mark?	Choose the correct choice from the following
A) 13
B) 19
C) 12
D) 44
E) 75
19   19   The sequence progresses +1, +2, +3 repeated;
<result>B</result>
0, 1, 3, 6, 7, 9, 12, 13, 15, 18, ?.
What number should replace the question mark?