11. In the following network logic diagram start dates are defined as early morning, finish dates are evening.
If tasks are scheduled to begin at early start date, what is true?

A. Activity B has a free float of 10 d.
B. Activity B has a total float of 10 d.
C. Activity A has a free float of 10 d.
D. Activity A has a total float of 10 d.
Answer is B

Also, i scored 66 % in Oliver Lehmann..How am i doing? Any suggestions.. Is it a difficult or relatively easy sample exam paper?