[单选题]
The elements in the periodic table that h sjgkwv9j++,r ave completely filled shells or subshel, wvgs 9+jjkr+fu 7 :f0 34ryvntw9zjdwt 9or5ls are referreruyw4z7 fnwtro3 0: 95dvtj9fd to as
A. noble gases.
B. halogens.
C. alkali metals.
D. transition elements.
