Which of the following pairs is/are correctly matched? Theory/Law — Associated Scientist 1. Continental Drift : Edwin Hubble 2. Expansion of Universe : Alfred Wegener 3. Photoelectric Effect : Albert Einstein Select the correct answer using the code given below:

1. (a)2 and 3 only
2. (b)3 only
3. (c)2 only
4. (d)1 only