In the following questions, a sentence/part of the sentence is in Bracket. Below are given alternatives to the sentence in Bracket. Sentence/part of the sentences (a), (b), (c) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (d).Question The clients ( are waiting) outside since morning and will continue to wait until you meet them.

• A. have waited
• B. have been waiting
• C. were waiting
• D. No improvement