At a grocery store, blueberries come packaged in 8-ounces containers for $2.80. At a farmers market blueberries cost 4.20 for 14 ounces. There are 16 ounces in 1 pound. Which statement accurately compares the cost of blueberries?

Blueberries are $0.23 per pound more expensive at the farmers market

Blueberries are $0.50 per pound less expensive at the farmers market

Blueberries are $0.80 per pound less expensive at the farmers market

Blueberries are $1.40 per puns more expensive at the farmers market