On May 1, a company issued $200,000 of 10%, 20-year bonds at 105. The bonds were issued with 13,000 detachable stock warrants, each of which entitled the holder to purchase, for $15, one share of the company's $1 par common stock. At time of issue, the market value of each warrant was $4 but price of bonds alone was unknown. In the journal entry to record the issue, the company records a debit to Discount on Bonds Payable for:

a) $190,000

b) $10,000

c) $42,000

d) $52,000