On May 10, 2020, C sold merchandise to D for P130,000 under the terms: less: 5%; 2/10, n/30 FOB destination freight collect. D paid the freight of P5,000. On April 15, D returned to C defective merchandise worth P10,000 (stated at list). D paid the account within the discount period amounting to P106,230. C notify. D that the amount that they should pay is P106,720. Whose claim do you think is correct C or D? Explain