KATHMANDU: Private and Boarding Schools' Organisation Nepal on Monday expressed concern about the death of 10th grader Celestina Joseph of St Mary's School and Dipa Patrik of India, who were killed in the bomb blast at the Assumption Church in Bhanimandal, Lalitpur. Issuing a press statement, T R Dhakal, general secretary of Private and Boarding Schools' Organisation Nepal, said, "The present constitution provides freedom of adopting any religion according to the individual's choice. Such attack on religion is anti-social and embarrassing."