yo bean inc is selecting between two options to buy grain. These are the choices: Option A: Ethiopian supplier at a price of $800/$metric ton, bulk ocean freight at $55/$metric ton, and an import tariff of $20/$metric ton. Option B: Brazilian supplier at $85/$quintal and bulk ocean freight at $4\mathrm{.}20/$quintal$.$ Both options include inland freight from the port via rail at $400$ for each rail car with a capacity of $60$ metric tons. Which option is best $($based solely on cost$)?$