Which of the following practices will not come under green chemistry?

• A.  If possible, making use of soap made of vegetable oils instead of using synthetic detergents.
• B.  Using \[{{H}_{2}}{{O}_{2}}\]for bleaching purpose instead of using chlorine based bleaching agents.
• C.  Using bicycle for travelling small distances instead of using petrol/ diesel based vehicles.
• D.  Using plastic cans for neatly storing substances.