Which of the following is an addictive drug?

A member of the opiate family of drugs, morphine is naturally present in opium, a dark-brown resin that grows on poppy plants. Morphine is a painkiller used to alleviate pain ranging from moderate to severe. It belongs to the group of drugs known as opioid analgesics.It affects the brain in a way that changes how your body experiences and responds to pain. Pain is reduced and the central nervous system is affected (CNS).