The correct answer is option 4: 6 years.
The Rajya Sabha is the upper house of the Parliament of India. Members of the Rajya Sabha are elected by the members of the State Legislative Assemblies using a system of proportional representation. The term of a member of the Rajya Sabha is important because it determines the frequency of elections and the stability of the house.
Option 1: 3 years - This is not the correct answer. The term of a member of the Rajya Sabha is longer than 3 years.
Option 2: 4 years - This is not the correct answer. The term of a member of the Rajya Sabha is longer than 4 years.
Option 3: 5 years - This is not the correct answer. The term of a member of the Rajya Sabha is longer than 5 years.
Option 4: 6 years - This is the correct answer. Members of the Rajya Sabha are elected for a period of 6 years. After the 6-year term, one-third of the members retire and fresh elections are held to fill the vacant seats.
In summary, members of the Rajya Sabha are elected for a period of 6 years.