Which among the following are used as semiconductor materials to fabricate solar cellsA. Silicon (Si)B. Tin oxide (SnO)C. Cadmium Sulphur (CdS)D. Gallium Arsenide (GaAs)Choose the correct answer from the options given below:

• A. A and C only
• B. A and B only
• C. B, C and D only
• D. A, B, C and D