What were the cause of rise of Panchayat systems​

Explanation:

Panchayat (Nepali: पञ्चायत) was partyless political system incepted by King Mahendra by sideling the Nepali Congress government of B. P. Koirala on 15th December 1960 AD (1st Poush 2017 BS) . He introduced the partyless Panchayat system on 5th January 1961 AD (22nd Poush 2017 BS). Under his direct rule King Mahendra introduced the four tired structure—village, town, district and national Panchayat—on the basis of limited elected executive committee. Mahendra consolidated power by institutionalizing and invoking the three pillars of national identity—Hindu religion, Nepali language and Monarchy—as a foundation of everyday social and religious life. Moreover, the system propagated the idea of Ek Raja, Ek Bhesh, Ek Bhasa, Ek Desh (One King, One Dress, One Language, One Nation).

answer; i do believe that the correct answer is (b)

it would be a lot of diff ones. hope this ! < 3 : )