Aqua regia is also known as royal water or king's water which can dissolve noble metals gold and platinum is a mixture of:(a) Hydrochloric acid (b) Hydrobromic acid (c) Nitric acid (d) Sulphuric acid

• A. (a) and (b)
• B. (b) and (c)
• C. (a) and (c)
• D. (a) and (d)