Which sentence from the paragraph gives the reader some understanding of the river's significance as a trade route? es A) In 1705 the first cargo was floated down the river from the Indian country around Wabash. B) Coursing through the heart of America, it supplies water for the cities and industries that have located along its banks The Mississippi River is the main stem of a network of inland navigable waterways which form a system of about 12,350 miles in length Without question America's greatest river, the Mississippi, has made major contributions to the physical and economic growth of the nation. D)

Acquiring english is a way of learning where you learn english by birth, this includes listening to your parents, brothers and sisters and on the whole learning it from the environment around you while mastering standard english need qualified institutes and teachers who make certain programs and syllabus to you master the standard english. this also can include a long session of academic studies before you can master the standard english.standard english is necessary for literary works, official usage and writing materials for standardized publications or when someone needs to speak publicly. in most cases the employers of a company also demand and like the use of standard english from their employees.