Answer: $150,000.
Explanation:
2019 Bond Issuance Period
= March 2, 2019 to December 31, 2019
= 10 months
Interest rate = 6% per annum
Value of outstanding bonds = $3,000,000
Interest expense
= bond issue amount * interest rate * bond issue period in 2019
= $3,000,000 * 6% * 10/12
= $150,000