Which among the following is the correct sequence of prophase I of meiosis?
 A.Leptotene, pachytene, zygotene, diplotene, diakinesis
 B.Leptotene, diplotene, pachytene, zygotene, diakinesis
 C.Leptotene, zygotene, pachytene, diplotene, diakinesis
 D.Leptotene, zygotene, diakinesis, diplotene