What are the diagnostic methods for abnormal uterine bleeding?

I- Anamnesis
II- Physical and gynecological examination
III- Laboratory tests (HMG, coagulogram, sub b HCG, TSH, PRL, T4 free, 17 b-estradiol, FSH, progesterone in the second phase of the cycle)
IV- Gynecological ultrasound tv (immediate post-menstruation)
V- Diagnostic hysteroscopy (immediate post-menstruation)
a) Only statements I, II and III are correct.
b) Only statements IV and V are correct.
c) All statements are correct.
d) None of the statements are correct.