Read the two statements, labelled X and Y, below and answer the question which follows.

Statement X:

For an ordinal variable, observations can take a value that can be logically ordered or ranked. The categories associated with ordinal variables can be ranked higher or lower than another, but do not necessarily establish a numeric difference between each category.

Statement y:

For a nominal variable, observations can take a value that can be organised in a logical sequence. The categories associated with nominal variables can be ranked higher or lower than another and a clear numeric difference between each category can be distinctly established.

Select the correct answer:

a.

Both Statement X and Statement Y are correct.

b.

Statement X is correct and Statement Y is incorrect.

c.

Both Statement X and Statement Y are incorrect.

d.

Statement X is totally correct and Statement Y is partially correct