Answer:
Option B is the correct answer,as permanent earnings is $80000 as shown below.
Step-by-step explanation:
Permanent earnings refer to earnings from continued operations of the business.Hence gain on sale of land of $30000 is transitory earnings that is not likely to occur frequently.
Permanent earnings is computed as follows:
Sales revenue $860000
Cost of goods sold ($520000)
selling expenses ($250000)
Interest expense ($10000)
Net income $80000
From the above computation without considering the gain on sale of land the net earnings is $80000