Some cities with very cold winters have skyways. Skyways are enclosed, heated bridges that connect tall office buildings. The skyways cross
above cold streets and sidewalks, so people can walk from building to building without going outside. Skyways are an extra expense for building
owners and builders and can require special engineering. For people too busy and important to bother with a coat skyways may be seen as worth
the cost
Which part of this paragraph reveals the author's bias?
O 1. "Skyways are enclosed, heated bridges"
O 2. "Some cities with very cold winters have skyways."
O 3. "For people too busy and important to bother with a coat"
O 4. "people can walk from building to building without going outside"