call market 是什么啊

问题如下：

A security market in which all the bids and asks for a stock are gathered to arrive at a single price that satisfies most of the orders is best described as a

选项：

Call market

Dealer market

Primary market

解释：

In Call Markets, different from the continuous markets, the stock is only traded at specific times, all trades bids ,and asks are declared and then one negotiated price is set that clears the market for the stock.

Dealer market is often defined as Quote-Driven Markets or OTC markets, trader transact with dealers who post bid and ask prices.

Primary markets refer to the sale of newly issued securities