A trading screen for ABC stock shows the following:

Limit Buy Orders (Bid price and number of shares at that Bid level):

$49.75 500

$49.50 800

$49.25 500

$49.00 200

$48.50 600

Limit Sell Orders (Ask price and number of shares at that Ask level):

$50.25 400

$50.50 400

$50.75 300

$51.25 100

A trader entering a market order to sell 800 shares will get what execution price (before commission)?