Assumption

Option A - INCORRECT.
This claim has portrayed a false information because the numbers of applicants admitted into the club this year was not indicated. Therefore, the claim that only a few applicants were found to be qualified and were admitted to the club this year is incorrect.

Option B - INCORRECT.
This claim that, no more than half of all the roller skaters in Lunnville are women cannot be justified accurately since it was not stated in the argument.

Option C - INCORRECT.
This option is similar to the claim in option B, the diiference is the change in women to men. However, this claim cannot also be determined but can be assume to be true , looking at the fear in the statement made by the club president before the result of the admited candidate was pronounced.

Option D - CORRECT.
This option has portrayed to be best assumed as an assumption to the conclusion in this argument. Based on the final statement of the club president, it is obvious that this year, no more than half of the applicants who met all the qualifications for admission to the club were women and this result can be assumed to have been realistic due to the past record of highly skilled women who are skilled in roller skate and was not admitted into the club.

Option E - INCORRECT.
Well the possibility of discrimation amognst the commitee member as proclaimed by this option cannot be justified because no such thing was stated in the argument.