Answer:
a. subtract the company's expenses from its revenue.
Step-by-step explanation:
For computing the profit or loss we simply deduct all the expenses incurred from the revenue earned.
If the revenue is more than the expenses than it would profit to the company
And, if the revenue is less than the expenses than it would be loss suffered by the company
In mathematically,
Net income = Total revenues earned - all expenses incurred
And, the net loss = All expenses incurred - total revenues earned
Hence, the first option is correct