The following are data from the current year budget:

$\backslash$table$[[$Month$,$Unit Sales$],[$June$,90,000],[$July$,120,000],[$August$,210,000],[$September$,150,000]]$

Ending finished goods inventory should equal $20\%$ of next month's budgeted sales. There were $18,000$ units of finished goods in inventory on June $1^{st}.$

London's required production in units for the month of August is:

$210,000$

$168,000$

$198,000$

$240,000$