In each question, select the correct option that combiner the two sentences without changing their meaning. Sonu worked for two hours. He did not complete the work.

• A.  Sonu worked for two hours nor he completed the work.
• B.  Sonu worked for two hours, yet he did not complete the work.  
• C.  Sonu neither completed the work nor worked for two hours.
• D.  Sonu worked for two hours so he did not complete the work.