What is the best bid and best offer at 10:06? For how many shares? 4 3 hours 200 A continuous auction starts with an empty order book. Assume the market is continuous and uses strict price-time priority. The market opens and the following sequence of orders arrives. Time Trader Direction Size Price 10:01 Bea Buy 20.0" 10:05 Sam Sell 3 20.1 - 10:08 Ben Buy 5 20.0- 10:09 Sol Sell 1 19.8 10:10 Stu Sell 5 20.2 10:15 Bif Buy 4 market 10:18 Bob Buy 2 20.2 10:20 Sue Sell 6 market 10:29 Bud Buy 7 20.1 354 a. b. What is the best bid and best offer at 10:12? For how many shares? C. What is the best bid and best offer at 10:30? For how many shares? d. How many shares have been traded between 10:00 and 10:30 nish