Good Riddles

Question: What does an octopus wear when it gets cold?

Question: What room can you not go into?

Question: What kind of bed does a mermaid sleep in?

Question: What is red and goes up and down?

Question: On a late Sunday evening, April was found dead in her apartment. The police questioned the three suspects. Melanie: "I was at the mall shopping." Delancey: "I was working at the post office." John: "When I came back by 2 PM, I found her dead. Who killed April and explain the reason.