Which of the Following Is/are an Assumption(s) for Calculating a Median

Multiple Choice

Which of the following is/are an assumption(s) for calculating a median?
I.Requires interval or ratio data.
II.Requires ordinal, interval, or ratio data.
III.Requires a perfectly normal distribution of the data.
IV.Requires an approximately normal distribution of the data.
V.Requires highly skewed data.

A) I
B) II
C) III
D) IV
E) V