Imagine that you graduated three years ago and have been working for a rm that sells goods to the general public and to other businesses. You had sold $45,000 worth of goods for your employer to Fisher Enterprises, a relative short time in the past, say about a month. Just after you sold the goods to Fisher, Fisher went bankrupt. Your employer informs you that they have received a letter from Fisher's trustee in bankruptcy, requesting that your company immediately send the $45,000 to the trustee. Your employer also informed you that you would have to return your 10% commission on this sale. The trustee is claiming that Fisher's $45,000 payment to your company must be given to the trustee because it was a. a priority claim , b. a nondischargeable debt c. a preferential transfer d. all of these e. none of these