Assertion: In a pedigree analysis, represents live unaffected offsprings.
Reason: In a pedigree analysis, the offsprings are numbered with arabic numerals (1, 2. 3.....) and a generation is numbered with roman numerals (I, II, III...).
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not correct explanation of A
(c) A is true but R is false
(d) A and R are false