Directions: Arrange the sentences A to F to form a coherent paragraph.

A. They're made out of meat.” B. “So who made the machines? That's who we want to contact.” C. “That's impossible. What about the radio signals? The messages to the stars?” D. “There's no doubt about it. We picked up several from different parts of the planet, took them aboard our recon vessels, and probed them all the way through. They're completely meat.” E. “They use the radio waves to talk, but the signals don't come from them. The signals come from machines.” F. “Meat?”