Consider the following statements and select the correct answer using the code given below: 1. Gold occurs either in alluvial deposits or lodes underground 2. Gold is a very widespread metal but occurs only in small quantities. 3. Pure gold is very hard 4. The purity of gold is expressed in terms of carat. Code:

• A.  1, 2 and 3 are correct    
• B.         1, 2 and 4 are correct
• C.         1, 3 and 4 are correct   
• D.         1, 2, 3 and 4 are correct