Question: Ajin da ke gwajin ƙarfin motsa jiki ga yawan bugun zuciya. Ƙarfin bugun zuciyar ɗalibai biyu kafin motsa jiki an kwatanta shi da kuma ƙarfin bugun zuciyarsu bayan gudu a wata 'yar ƙaramar hanya. Wace dabara za ta fi taimakawa wajen taimakawa sauran ɗalibai wajen kwatanta sakamakon ɗaliban biyu?
Options:
gwada ɗalibai masu tsawo ɗaya 
saka wasu ɗaliban su yi gudu a ranar 
auna nisan gudun da kowane ɗalibi ya yi
sanya ɗalibai su yi gudu na tsawon lokaci iri ɗaya 
Answer: D