Given below are two statements: 

Assertion (A): tert-Butyl bromide undergoes Wurtz reaction to give 2,2,3,3-tetramethylbutane.
Reason (R): In Wurtz reaction, primary alkyl halides react with sodium in dry ether to give hydrocarbon containing double the number of carbon atoms present in the halide.

1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.