The correct answer is option (1), because • Lemur is a placental mammal, shows convergent evolution with spotted cuscus which is an Australian marsupial. • Bobcat is a placental mammal, shows convergent evolution with Tasmanian tiger cat which is an Australian marsupial. • Anteater is a placental mammal, shows convergent evolution with Numbat which is an Australian marsupial. • Flying squirrel is a placental mammal, shows convergent evolution flying Phalanger which is Australian marsupial.