Answer: $880,000 as gain
Explanation:
Unrecognized gain in 2019:
= 86 - 56
= $30 per bond
Unrecognized gain in 2020:
= 100 - 86
= $14 per bond
Gain from sale:
= (Unrecognized gain 2019 + Unrecognized gain in 2020 + Gain on sale) * no. of bonds
= (30 + 14 + (144 - 100) ) * 10,000
= $880,000 as gain