Explanation:

• Bank of Maharashtra (BoM) has partnered with M1Xchange Trade Receivables Discounting System (TReDS) platform for MSME bill discounting.
• TReDS is a digital platform to support micro, small and medium enterprises (MSMEs) to get their bills financed at a competitive rate through an auction where multiple registered financiers can participate.
• In addition to TReDS platform of Receivables Exchange of India Ltd (RXIL) & Invoicemart (A.TREDS Ltd), the bank has now on-boarded as financier on the TReDS platform of M1Xchange of Mynd Solutions

hence option 3 is correct