A. The Urban Population. The factories protected by the tariff would run at a profit and
employ the urban population. The city dwellers would constitute an increased market for
agricultural products and would manufacture goods for use in farming regions. The farms
would supply raw materials to the factories and food to a growing urban population.
Clay’s American plan was rejected, but Congress was able to pass protective tariff.
Your question does not make any grammatical sense.
The term "death march" was probably coined by concentration camp prisoners. It referred to forced marches of concentration camp prisoners over long distances under guard and in extremely harsh conditions. Hope it helps:)
1. Key words are trade and tariffs. Only economic terms