Name three different chemical elements whose symbols begin with the letter 'C'.
1. Carbon (C)
2. Calcium (Ca)
3. Chlorine (Cl)
Complete the following task based on the instruction and optional input provided.### Instruction:
Name three different chemical elements whose symbols begin with the letter 'C'.

### Output:
1. Carbon (C)
2. Calcium (Ca)
3. Chlorine (Cl)