In the years 2020, 2021, and 2022, Pedro Corporation had average annual gross receipts of $50,000. In 2023, Pedro Corporation had gross receipts from sales of $85 million and interest income of $2 million. It also incurred the following deductible business expenses.

Cost of goods sold $50 million

General and administrative expenses 16 million

Depreciation 4 million

Business interest expense 10 million

What amount of the interest expense may Pedro Corporation deduct in 2023? A) $8.5 mill B) $6.5 mill C) $4.5 mill D) $0 E) $10 mill