Answer:
$130,667
Explanation:
The computation of the compensation expense recognized is shown below:
= (Number of stock options ×  estimated fair value of the options) ÷ number of years vested
= (98,000 stock options × $4) ÷ 3 years
= $392,000  ÷ 3 years
= $130,667
The number of years vested is calculated from On January 1, 2018 to December 31, 2020