?

Burrow & Co., CPAs, have provided annual audit and tax
compliance services to Mare Corp. for several years. Mare has
been unable to pay Burrow in full for services Burrow rendered
nineteen months ago. Burrow is ready to begin fieldwork for
the current year’s audit. Under the ethical standards of the
profession, which of the following arrangements will permit
Burrow to begin the fieldwork on Mare’s audit?