A rational number is of the form a / b, where ‘a’ must be a natural number, ‘b’ can be any integer. a) The above statement is True

b) The above statement is False, as ‘a’ and ‘b’ both could be any Integer

c) The definition of a rational number is that it is of the form ‘a / b’ where ‘a’ and ‘b’ are Natural Numbers and ‘b’ is not equal to zero

d) The above statement is False, as ‘a’ and ‘b’ both should be Integers, but b cannot be zero