Answer:
Balance of treasury stock account  = 15000 shares
so
correct option is $150,000
Explanation:
given data
initially issued = 300,000
shares = $1 par stock
solution
we know here that Shares repurchased in 2020 Â is
Shares repurchased in 2020 = 30000 shares for $300,000
and half of the treasury so
resale of shares in 2021 is  = 15000 shares
so Balance of treasury stock account dated December 31, 2021 is
Balance of treasury stock account  = 30000 - 15000
Balance of treasury stock account  = 15000 shares
so
correct option is $150,000