Based on this chart, what is the marginal revenue, in dollars, at quantity six jackets? (5 points) O 15
O Eight
10
O Seven

u.s. presidents buried at arlington national cemetery include john f. kennedy and william howard taft. the kennedy gravesite is the final resting place not only of the former president, but also his wife jackie kennedy, his two brothers robert and edward kennedy, as well as a memorial to his brother joe jr.good luck

explanation:

what organizations did you select

answer; epigenetics;