Which of the following acid(s) never forms acidic salt?

Q. Which of the following acid(s) never forms acidic salt?
(a) HCl
(b) H₃PO₄
(c) H₂SO₄
(d) H₂CO₃
- (A) only
- (D) only
- (A) and (D) both
- (A) and (C) both
Answer: (A) and (C) both

(a) HCl
(b) H₃PO₄
(c) H₂SO₄
(d) H₂CO₃
Answer: (A) and (C) both