Year 12s: what will be the first way you research your future options? >>

financial engineering exam question i need help plz!

the question is :

You are given the following data:
Capital Invested £1 Million
Capital Guaranteed with participation in FTSE 100 Index.
Market direction: bearish.
1 Year Zero coupon bond price £94.
Fee 1%.
Number of option contract purchased 100.
Profit participation 100% of option profit.
Option strike 4,200.
Assuming the various levels of the FTSE 100 in 1 year time:
3,900
4,000
4,100
4,200
(value of 1 option point is £10).

a. Give the profit at expiry for the various market levels.
(33.3 marks)

b. Draw a payoff diagram for the client including the profit calculation
and explain the type of option used by the structuring bank.
(33.3 marks)

c. Fully explain why options are used rather than futures contracts and
provide and comment on the elements of option pricing.(33.3 marks)

you ever could help with this i will pray for you!! i have an exam tomorrow and i have no clue, you could save my life by doing this!!!

many thanks!