On March 15 Lando Company they purchases $21,000 worth of merchandise with terms 2/10n30 and freight of $800. On March 20 they return $1,000 worth of inventory. On March 24 they pay for the merchandise.

		d) cash is credited for $1,000
		a) cash is credited for $20,400
		b) cash is credited for $19,600
		c) cash is debited for $1,000