Mark the letter A, B, C, or D to indicate the sentence that is best written from the words/ phrases given.Câu hỏi plant/lot/green trees/ flowers/our neighbourhood A. We have planted a lot of green trees and flowers in our neighbourhood. B. We had planted a lot of green trees and flowers in our neighbourhood. C. They are planted a lot of green trees and flowers in our neighbourhood. D. They have planted lot green trees and flowers in our neighbourhood.