Choose the correct case with regard to the collateral source rule.

The court confirmed that, where an employer out of generosity continues to pay his employee's salary, this fact will not reduce his claim for damages.

1. Van Heerden v African Guarantee Insurance Co 1951 (3) SA 730 (C)
2. Henning v South British Insurance 1963 (1) SA 272 (O)
3. Major v Yorkshire Insurance 1949 (1) PH J1 (D)
4. Santam v Byleveldt 1973 (2) SA 146 (A)