The percentage of female graduates choosing education professions was the same as the percentage choosing professions in medicine.?

The same as (O)
The same with (X)

The percentage of female graduates choosing education professions was the same as choosing medicine as their preference-----(use possessive form of they=" their" for percentage and professions).

The percentage of female graduates choosing the educational profession was the same as the one choosing the medical.

英文有不重複的習慣，通常要用代名詞來代替重複的名詞，所以宜用the one來代替the percentage of femal graduates的第二次出現。