high school
posted by deandavis .
which one of the fractions contain like fractions A.6/7or 1/5/7,B.3/2or 2/3 C.5/6or10/12,D.3/1/2or 4/3/4

There's only one obvious answer. Which do you think it is?
(Hint: to find an equivalent fraction, multiply the numerator and denominator by the same number.)