please help to answer this question with the correct answer. part A and B . thank you !.

Vaughn Furniture Company started construction of a combination office and warehouse building for its own use at an estimated cost of $10,000,000 on January 1, 2025. Vaughn expected to complete the building by December 31,2025 . Vaughn has the following debt obligations outstanding during the construction period. Construction loan-12\% interest, payable semiannually, issued December 31,2024 $4,000,0003,000,0002,000,000 Short-termloan-10%interest,payablemonthly,andprincipalpayableatmaturityonMay30,2026 Long-termloan-11%interest,payableonJanuary1ofeachyear;principalpayableonJanuary1,2029 (a) Assume that Vaughn completed the office and warehouse building on December 31, 2025, as planned, at a total cost of $10,400,000, and the weighted-average amount of accumulated expenditures was $7,200,000. Compute the avoidable interest on this project. (Use interest rates rounded to 2 decimal places, e.g. 7.58% for computational purposes and round final answers to 0 decimal places, e.g. 5,275.) Avoidable interest $ Attempts: 0 of 1 used (b) The parts of this question must be completed in order. This part will be available when you complete the part above