Bramble Corp.had1520000shares of common stock issued and outstanding at December 31, 2020. On July 1, 2021 an additional1259000shares were issued for cash.Bramblealso had stock options outstanding at the beginning and end of 2021 which allow the holders to purchase375000shares of common stock at $15per share. The average market price ofBramble's common stock was $20during 2021. What is the number of shares that should be used in computing diluted earnings per share for the year ended December 31, 2021?

Possible answers are:

2262000

2430750

2872750

2243250