(A) Sodium
(B) Potassium
(C) Both sodium & potassium
(D) Aluminium or calcium
(A) Sodium
(B) Potassium
(C) Both sodium & potassium
(D) Aluminium or calcium
| Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *