Jeffrey's mom specifically asked for a cip cast iron pan for her birthday. as jeffrey scanned the stock in two department stores, he found ten different brands, none of which were cip. when he found cip in a kitchen specialty shop, he was challenged to tell the difference between his mom's choice and the others. he was reminded of his business class, in which he learned about competition, where many sellers may be offering very similar products. through various means, each seller differentiates his product from the competition.(a) oligopolistic competition(b) limited competition(c) perfect competition(d) monopolistic competition