During the taking of its physical inventory on December 31, Barrys Bike Shop incorrectly counted its inventory as $350,000 instead of the correct amount of $280,000. The effect on the balance sheet and income statement would be

a.assets and retained earnings overstated by $70,000 and net income understated by $70,000

b.assets overstated by $70,000; retained earnings understated by $70,000; and net income statement understated by $70,000

c.assets overstated by $70,000; retained earnings understated by $70,000; and no effect on the income statement

d.assets, retained earnings, and net income all overstated by $70,000