Match the following: List I List II A. Silicon 1. Donor Impurity B. Antimony 2. Acceptor Impurity C. Gallium 3. Most Commonly used semiconductor material D. Germanium 4. Atomic number 32

• A-3, B-1, C-2, D-4
• A-2, B-3, C-1, D-4
• A-1, B-2, C-3, D-4
• A-4, B-3, C-2, D-1