She could of finished (A)/ the assignment earlier (B)/ if she had (C)/ started it sooner. (D) Identify the part of the sentence that contains a gramma...
Question
She could of finished (A)/ the assignment earlier (B)/ if she had (C)/ started it sooner. (D)
Identify the part of the sentence that contains a grammatical or idiomatic error. If there is no error, choose "No error".