Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Which of the following assets most likely requires the use of a multivariate distribution for modeling returns?
Option A:A call option on a bond
Option B:A portfolio of technology stocks
Option C:A stock in a market index

Answer: B