Given below are two statements: 
Assertion (A): Sulphur present in an organic compound can be estimated quantitatively by the Carius method.
Reason (R): Sulphur is separated easily from other atoms in the molecule and gets precipitated as a light yellow solid.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.