The mortars used for masonry construction are classified based on strength in IS 2250 and IS 1905 according to their designations L1,L2, H1, H2, M, M2.
The correct sequence of increasing order of their strengths is?
A. LLLZ.HLHI.MLMJ
B. L2,L,,M2>Mi,H2)H,
C. M,,M2, H,,H2,Li,L2
D. L2,L,,M,,M2,H,,H2