At October 1, Flambo Company reported owner's equity of $68,000. During October, the owner made additional investments of $10,000 and the company posted a net loss of $4,000. If owner's equity at October 31 totals $70,000, what amount of owner drawings were made during the month?

a. $6,000
b. $10,000
c. $0
d. $4,000