Lee Wesley agreed to lay cement on the driveway leading up to Walter Lerro's house for $24, 000. plans and specifications were provided by Lerro. Wesley delegated the duties involved in laying the asphalt to Hanover Construction, Inc., another contractor. Hanover then assigned the right to collect the $24, 000 from Lerro to Olsen Construction Supplies. Ltd. Lerro. who did not like the way his job and his money were being bounced all over the tri-county area, refused to pay Olsen. Lerro then called Wesley and ordered him to tear out the driveway because he was insulted by the fact that Wesley thought so little of his job that he had assigned it to Hanover. Identify each of the parties in this case as assignor, assignee, or obligor. Was Lerro within his rights when he refused to pay Olsen and when he ordered Wesley to remove the driveway? Explain