Read the following sentence from the introduction [paragraphs 1-4]. "That's because cold and flu viruses, despite their ferocity inside our warm bodies, are structurally wimpy and cannot bear the harsh conditions of the dry, outside world." Which sentence from the article BEST supports this idea? O Viruses outside the body can be better described as either infectious or identifiable - meaning the genetic material that was once inside the virus can be detected via a lab technique like polymerase chain reaction, or PCR. Flu viruses and many cold viruses also have a viral envelope, meaning the capsid is covered by two layers of lipids similar to the cell membranes found on organisms. O Cold and flu viruses' rapid decrease in viability outside the body is thanks to three main factors: their enveloped structure, environmental conditions and how much our mucus surrounds it after a sneeze. But on the plus side, Greatorex said, the more mucus a friend or co-worker sneezes, the shorter distance it will