Homework answers / question archive / Imagine you initially observe the sell portion of an order book as follows                Sell   ----------------------------    Price       Size        ID               20         1000        1     21         500         2     22         800         3     23         1200        4 An investor placed a buy order

Imagine you initially observe the sell portion of an order book as follows                Sell   ----------------------------    Price       Size        ID               20         1000        1     21         500         2     22         800         3     23         1200        4 An investor placed a buy order

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Imagine you initially observe the sell portion of an order book as follows

               Sell

  ----------------------------

   Price       Size        ID          

    20         1000        1

    21         500         2

    22         800         3

    23         1200        4

An investor placed a buy order. Immediately after the order execution (assume no other orders have been submitted/executed), the same sell portion of the order book becomes¶

               Sell

  ----------------------------

   Price       Size        ID          

    21         500         2

    22         800         3

    23         1200        4

What kind(s) of order has this investor possibly submitted?

A. A market order.

B. A limit order.

C. A market-to-limit order.

D.A market-with-protection order.