The given sentence is divided into four parts: A,, B, C and D. Choose the part that contains an error as your answer. If the sentence is error-free, mark E i.e. No error as your answer.

Residents have been planting (A) / the ornamental trees outside (B) / their homes and in lawns to (C) / add beauty and give their place a grand look .(D) / No error (E)