Abscissa of all the points on the x-axis is
(A) 0
(B) 1
(C) 2
(D) any number
Answer: [D] any number
Solution.
We know that the coordinate of any point on the x-axis is (x, 0),
where x can take any value.
So, the abscissa of any point on the x axis is any number.
Therefore option (D) is correct