1.) Given the following put-call parity for European options: Ct + K/(1+r) = St + Pt Suppose stock Y is currently traded

[answerhappygod]

1.) Given the following put-call parity for European
options:
Ct + K/(1+r) = St +
Pt
Suppose stock Y is currently traded at $10 and its 1-year put
option with a strike of $9 is currently traded at $1, what is the
price of a 1-year call option with a strike of $9
written on stock Y given a 1-year risk-free interest
rate of 0%?
Please ignore the $ sign when inputting your answer (e.g.
write 1 instead of $1).
2.) Which of the following statement(s) is/are true?

(I) A farmer can hedge against the potential decline in future corn
prices by taking a long position in a forward contract written on
corn.
(II) A farmer can hedge against the potential decline in future
corn prices by taking a short position in a forward contract
written on corn.
(III) A baker can hedge against the potential increase in future
flour prices by taking a long position in a forward contract
written on wheat.
(III) A baker can hedge against the potential increase in future
flour prices by taking a short position in a forward contract
written on wheat.
：
a. II only.
b. III only.
c. II and III only.
d. I only.
e. I and IV only.
Please explain choice or no likes. Thanks!