The impeachment process of President of India is adopted from-

Answer: Option A

Article-61 defines the procedure of impeachment of President which has been borrowed from constitution of U.S.A. Other features borrowed from U.S.A. are Independence of judiciary, President as executive head, Fundamental rights, Judicial Review, Preamble, removal of judges of supreme court and high court, and Vice President as ex-officio chairman of Rajya Sabha.