Read It! The emerald ash beetle arrived in the United States from Asia in the early 2000s. Scientists think that the beetle came to the United States in the wood that is used to pack cargo. Since then, it has made itself at home in the ash trees of many U.S states. The beetle is no larger than a paperclip, but it is a killer. It has infected or killed millions of ash trees and shows no sign of slowing down. Do It! The beetle is __ A frigid B vallant C tactful D relentless D