Select the sentence in this passage that can be classified as a false statement. avoiding an encounter with a polar bear may be as simple as staying alert and being prepared. humans, when traveling in the wild, need to protect themselves. pepper spray and, in some cases, firearms have deterred polar bears in the past. around a campsite, campers can string an alarm system or set up an electric fence to keep the polar bears from intruding. if people prepare properly, bear attacks are impossible.