After a science lesson on 'Man and his environment' a group of pupils grouped as P, Q, R and S made the following statements about recycling. P - Recycling reduces pollution Q - Recycling makes the environment unfit of living things R - Recycling helps to conserve energy S - Recycling results in wastage of natural resources Who has made the correct statement?

• A.  P and Q    
• B.  P and R
• C.  Q and S    
• D.  Q and R