Which choice best describes the underlined word or words in each sentence?

The ancient Sumerians, Egyptians, and Chinese each developed a unique system of writing.

(Points : 3)
simple subject
compound subject
complete subject
none of the above

Question

Which choice best describes the underlined word or words in each sentence?

The ancient Sumerians, Egyptians, and Chinese each developed a unique system of writing.

(Points : 3)
       simple subject
       compound subject
       complete subject
       none of the above

anonymous · Answer

sumerians, egyptians, and chinese are underlined

anonymous · Answer

@-StudyShark- i don't know this one

anonymous · Answer

Complete subject

anonymous · Answer

ok thx

anonymous · Answer

No problem, do you need help with anything else? c: