A jar of jelly bean candies weighs 8 ounces. A container of caramel candies weighs 40 ounces. Lúcia buys 10 pounds worth of jelly bean candy jars and caramel candy containers for her big party. Given that there are 16 ounces in a pound, which of the following equations correctly relates the number of jars of jelly bean candies, j, and the number of containers of caramel candies, c, that Lúcia bought?