Read the following passage and solve the questions based on it.
Five different kinds of sweets to be given to the children: Halwa, Burfi, Laddu, Kaala jamun, Rasgulla. The children, Joginder, Kedarnath, Girish, Trilochan and Rameshwar went to see K. C. Das, who gave sweets to each one of them as per the following details.
(i) Kedarnath got either burfi or rasgulla.
(ii) Trilochan did not receive laddu or kaala-jamun.
(iii) Among the five children, one received laddu and one burfi.
(iv) No other child received the same treat as Kedarnath.
(v) Neither Joginder nor Girish got kaala-jamun.
(vi) At least one child received kaala-jamun.
If Kedarnath received Rasgulla, which of the following must be true?