True statement regarding oogenesis is/are:a) Primary occyte arrests in prophase of 1st meiotic divisionb) Primary occyte arrests in prophase of 2nd meiotic divisionc) Secondary oocyte arrest in Metaphase of 1st meiotic divisiond) Secondary oocyte arrest in Metaphase of 2nd meiotic divisione) 1st polar body is extruded during 1st meiotic division of primary oocytes