Marian bought $3,000 in stock, paying $50 per share. She holds the shares for one year and then sells them for $55 per share. The stock did not pay any dividend during the year. What is her profit on this transaction before taxes and what tax rate will she pay on the profit?

Group of answer choices

$30, marginal income tax rate

$300, marginal income tax rate

$300, capital gains tax rate

$3300, capital gains tax rate