Which of the following is/are Constitutional Body I Bodies ?
1. National Commission for Scheduled Tribes
2. National Commission for Women
3. National Commission for Minorities
4. National Human Rights Commission
Select the correct answer using the code given below :

Options

A. 1 only
B. 1, 3 and 4 only
C. 3 and 4 only
D. 1, 2, 3 and 4