In which of the following organisms, the feature of menstrual cycle during sexual reproduction is observed?(a) Most seasonal breeders(b) Human females(c) Old-world monkeys and apes(d) Tiger

The reproductive cycle in the female primates (e.g. monkeys, apes and human beings) is called menstrual cycle. In nonprimate mammals like cows, sheep, rats, deers, dogs, tiger, etc., such cyclical changes during reproduction are called oestrus cycle.