which sentence is correct?

问题描述:

which sentence is correct?
A.You want to get more done.Effective scheduling is essential.
B.You want to get more fininsh.Effective scheduling is essential.
C.You want to do more.Efficient scheduling is essential.
D.You want to do more.Effort scheduling is essential.
为什么句子错了

i think A is correct .get sth done means 使某事被做 effiective is a adj,it means 有效的
B 应用 finished
C efficient 是有效的足够的 但effiective is more often used
D effort means 努力为名词