On December 28,2024 , Tristar Communications sold 19 units of its new satellite uplink system to various customers for $15,000 each. The terms of each sale were 3/15. %/30. Tristar uses the gross method to account for sales discounts. In what year will income before tax be affected by discounts, ossuming that all customers paid the net-of-discount amount on January 6,2025 ? By how much