prep1-190

nevaeh11

The thirteen original British colonies in North America, some formed as commercial ventures, others as religious havens, each had a written charter that set forth its form of government and the rights of the colonists.
A.some formed as commercial ventures, others as religious havens, each had a written charter

B.some being formed as a commercial venture, others as religious havens, all of which had written charters

C.some that formed as commercial ventures, others as religious havens, all had written charters

D.with some being formed as a commercial venture, others as religious havens, all had a written charter(A)

E.with some formed as commercial ventures, while others as religious havens, each had a written charter

对于答案没有疑问 我只是觉得DE是run-on sentence?? each是不是它后面句子的主语呢？
求解

wenchang

不是run-on，这里The thirteen original British colonies in North America是主语同位语，run-on的标志是两个谓语而非两个貌似主语的成分