Hano uzahasanga amasomo yateguwe mu buryo bworoshye, buboneye kandi bujyanye n’igihe, kugira ngo wige uko ubuyobozi bw’umuhanda bukorwa, usobanukirwe n’ibimenyetso by’umuhanda, imyitwarire iboneye ku muhanda, ndetse n’amabwiriza agenga abatwara ibinyabiziga n’abanyamaguru.