Is anybody on this app 13 and up

What do the discoveries of shells used in jewelry and a huge dredged canal tell us about the indus valley civilization?

Profits are maximized when marginal revenue and marginal costs are a. set c. equal b. less than market price d. greater than market price

In ohio in 1872, the cleveland massacre was a violent labor dispute at standard oil refineries in cleveland. a takeover by standard oil of the refineries in cleveland. an attempt to stop standard oil from becoming a monopoly. a failed attempt by standard oil to take over other refineries.