124 feet underground, deep into a mountain made mostly of granite, the Chinese workers dug and blew out a tunnel, working from how many different points at one time? Select one: O a. from one point, west to east a b. from one point, east to west O c. from four different points - from each end and from two points in the middle O d. from two points, one from east to west, and one west to east Clear my choice The names of the Chinese railroad workers who laid more miles of railroad than had ever been done before, or was ever done thereafter, are as follows: Select one: O a. the eight residents of the village of Guagnode b. we don't know because the owners of the railroads were too poor to buy paper and pencil to record the names O c. the family of Li Fong O d. we don't know their names because of the deep racism that was part of America when the transcontinental railroad was built