Stock quotes$*$ Here is a small part of the order book for Mesquite Foods:

$\backslash$table$[[$Bid$,$Ask:$],[$Price$,$Size,Price,Size$],[103,100,103\mathrm{.}5,200],[102\mathrm{.}5,200,103\mathrm{.}8,200],[101,400,104,300],[99\mathrm{.}8,300,104\mathrm{.}5,400]]$

a$.$ Georgina Sloberg submits a market order to sell $100$ shares. What price will she receive?

b$.$ Norman Pilbarra submits a market order to buy $400$ shares. What is the maximum price that he will pay?

c$.$ Carlos Ramirez submits a limit bid order at $105,$ Will it execute immediatolu?