Wich one of the following is the correct matching of three items and their grouping category?

Options

A. `{:("Items","Groups"),("Cytosine, uracil, thiamine","Pyrimidines"):}`
B. `{:("Items","Groups"),("Malleus, incus, chochlea","Ear ossicles "):}`
C. `{:("Items","Groups"),("iliu, ischium pubis ","Coxal bones of pelvic girdle"):}`
D. `{:("Items","Groups"),("Actin, myosin, rodospin","Muscle proteins"):}`

Answer

3