B. Nominating the candidate

E. Supervising the Panchayat Elections

Explanation – The election commission of India is an autonomous constitutional authority responsible for administering election process in India. Nominating the candidate is and supervising the Panchayat elections is the not the task of election commission. The state election commission conduct elections to the corporations, Municipalities, Zilla Parishads, District Panchayat, Gram Panchayat and other local bodies and supervises them. They are independent of the election commission of India and the process of nominating candidates are regulated by party conventions and party rules. Thus, a party committee authorized by a statue can nominate a candidate for elections regulated by party convention and party rules.