Month Labour Hours (X) Overhead Costs (Y) Jan 202 $415 Feb 175 $387 Mar 288 $520 Apr 302 $536 May 187 $404 Jun 265 $488 Jul 161 $373 Aug 321 $566 Which of the following choices represents the highest and lowest respective coordinates of activity level and corresponding total overhead costs? ($373, 161 labour hours), ($566, 321 labour hours) ($566, 321 labour hours), ($373, 161 labour hours) (161 labour hours, $373), (321 labour hours, $566) (321 labour hours, $566), (161 labour hours, $373)