More than twenty-one centuries ago, the Han dynasty unified China, subduing warring tribes and forced the vast territory to adopt a single code of laws.
a) subduing warring tribes and forced
b) subduing warring tribes and forcing
c) subdued warring tribes, and forcing
d) subdued warring tribes, and it forced
e) having subdued warring tribes, and they forced
a) subduing warring tribes and forced
b) subduing warring tribes and forcing
c) subdued warring tribes, and forcing
d) subdued warring tribes, and it forced
e) having subdued warring tribes, and they forced
















