Which one of the following statements are correct?

(i) In each ovary, ovarian stroma is divided into two zones peripheral medulla and inner cortex.

(ii) Each fallopian tube is about 10-12 cm long. It has three parts, funnel-shaped infundibulum, wider part ampulla and last part isthmus.

(iii) The shape of the uterus is like inverted pear.

(iv) The cavity of cervix is called cervical canal, which along with vagina forms birth canal.

(v) The three layer of tissues in wall of uterus are perimetrium, myometrium and epimetrium.

(vi) Mons pubis is a part of male external genitalia which is a cushion of fatty tissue covered by skin and pubic hair.

(vii) Labia minora is a part of female external genitalia which are paired folds of tissue under the labia majora.

(viii) Labia majora is a part of female external genitalia which are fleshy folds of tissue, which extend down from mons pubis and surround vaginal opening.

(ix) The opening of vagina is often covered partially by a membrane called hymen.

(x) Clitoris is a tiny finger-like structure which lies at the upper junction of two labia majora above urethral opening.

(xi) The glandular tissue of each breast is divided into 10-15 mammary lobes containing clusters of cells called alveoli which secrete milk and store in its cavities.

(xii) In mammary glands, mammary tubules of each mammary lobes join to form mammary duct which further joins to form wider mammary ampulla which is connected to lactiferous duct through which milk is sucked out.

(xiii) The process of spermatogenesis begins at embryo state due to significant increase in gonadotrophin releasing hormone (GnRH) hormone.

Choose the correct option given below: