Select one O a. $0.05 O b. $0.14 O c. $0.07 O d. $0.1

Quiz na 1 10 Time left 2:28:22 Size Price The following trade quotes were observed during the trading day BID Ask 400 Size $12.16 400 Price $12.07 400 Time 300 $11.88 $12.10 300 10:00am $12 300 1:00pm $11.8 2:00pm Assume the following trades take place At 10:00 am the trader placed the order to sell 100 shares. The execution price was $12.11. At 1:00 pm the trader placed an order to sell 300 shares. The execution price was $12.00. At 2:00 pm the trader placed an order to sell 600 shares. The average execution price was $11.75 The average effective spread is