Both Rizwanur Rehman and his wife Priyanka Todi were advised to 'convert' by their in-laws after their inter-religion marriage, but the couple had sought time to consider it.Rizwanur was given the proposal to convert to Hinduism by his industrialist father-in-law Ashok Todi and two other senior members of his wife's family on August 31 night after the couple returned to his home, his elder brother Rukbanur said.When asked about Rizwanur's response to the proposal by Todi, his brother Pradip and relative Anil Saraogi who visited Rehman's home that night, he said the computer graphics teacher did not responded to it.The couple had registered their marriage under Special Marriages Act on August 18 and returned to Rizwanur's Tiljala home here on August 31 night.About four days later, Priyanka was approached by Rizwanur's family members and neighbours to persuade her to convert to Islam.To which, she had said that the couple would take a decision in this regard after her family's opposition to their marriage settled down, Rukbanur said.The mysterious death of Rizwanur - whose body was found on railway tracks near Dum Dum railway station here far from his home on September 21 - is now being probed by the CBI following an orders by the Calcutta High Court.