Which two statements from the passage require more evidence to prove their accuracy? Exposing the Sentinelese to the outside world could cause them to lose their traditional way of life. They have managed to survive just fine without the machines and technology of the modern world. These laws also prohibit people from trying to communicate with the Sentinelese people. North Sentinel Island is surrounded by coral reefs, which act as a natural barrier. The Sentinelese people have survived on North Sentinel Island without the assistance of the outside world.