Answer:
Date Account titles and explanation Debit Credit
Jan 1, 2018 No entry
Dec 31, 2018 Compensation expense $170,400
Paid in capital - stock option $170,400
($340800 * 1/2)
April 1,2019 Paid in capital - stock option $17,040
Compensation expenses $17,040
($170400 * 2200 / 22000)
Dec 31 ,2019 Compensation expenses $153,360
Paid in capital - stock option $153,360
{($340800 * 1/2) * 19800 / 22000}
Mar 31, 2020 Cash $303,600
(13,200 * $23)
Paid in capital - stock option $204,480
($340800 * 13200 / 22000)
Common stock $132,000
(13200 * $10)
Paid in capital in excess of par $376,080