The given figure is associated with myosin monomer (meromyosin). Identify A to C
A. A-cross arm, B- head, C-ATP binding sites
B. A-head, B-cross arm, C-ATP binding sites
C. A-head, B-cross arm, C=`Ca^(+2)` binding sites
D. A-head, B-cross arm, C-GTP binding sites
