#Mathematics;Did you Know ? ; Why.9999... = 1;

Questions|Do You Know?|OMR

Questions|Do You Know?|OMR

In the given sentence, identify the segment which contains the grammatical error. Did you know whether we can exchange the dress if my sister doesn't like it? (a) we can exchange the dress (b) Did you know whether (c) if my sister (d) doesn't like it