21. Waveinn is a resort located in CanadA) During December 2019, Spin Jammers held its annual conference at the resert. The charges related to the conference total $360,000, of which 25% has been paid by Spin Jammers. When Wave inn makes the appropriate adjusting entry, which of the following is part of the adjustment made on December 31,2019? Selectone: a. Credit revenue $270,000 b. Two of these choices are correct c. Debit Cash $270,000. d. Credit Cash $270,000