A Tree Is Constructed to Value an Option on an Index

Multiple Choice

A tree is constructed to value an option on an index which is currently worth 100 and has a volatility of 25%.The index provides a dividend yield of 2%.Another tree is constructed to value an option on a non-dividend-paying stock which is currently worth 100 and has a volatility of 25%.Which of the following are true?

A) The parameters p and u are the same for both trees
B) The parameter p is the same for both trees but u is not
C) The parameter u is the same for both trees but p is not
D) None of the above