Detailed explanation and options for the selected question.
The maximum number of members in the Rajya Sabha is 250, as per Article 80 of the Indian Constitution. Option "245" is incorrect as it represents the total number of members in the Lok Sabha. Option "240" is incorrect as it is lower than the maximum allowed in the Rajya Sabha. Option "255" is also incorrect as the Constitution limits the Rajya Sabha to a maximum of 250 members.