On January $1,2025,$ Whispering Corporation issued $$4,160,000$ of $10-$year, $9\%$ convertible debentures at $102.$ Interest is to be paid semiannually on June $30$ and December $31.$ Each $$1,000$ debenture can be converted into $8$ shares of Whispering Corporation $$100$ par value common stock after December $31,2026.$

On January $1,2027,$$$416,000$ of debentures are converted into common stock, which is then selling at $$109.$ An additional $$416,000$ of debentures are converted on March $31,2027.$ The market price of the common stock is then $$115.$ Accrued interest at$.$ March $31$ will be paid on the next interest date.

Bond premium is amortized on a straight$-$line basis.

Make the necessary journal entries for:

a$.$ December $31,2026.$

c$.$ March $31,2027.$

b$.$ January $1,2027.$

d$.$ June $30,2027.$

Record the conversions using the book value method. $($List all debit entries before credit entries. Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select $"$No Entry" for the account titles and enter $0$ for the amounts. Round answers to $0$ decimal places, e$.$g$.5,275.)$