Can you attach the passage?
Yes there is. it's called an interrobang
Sigular
Nom - Nomus, Noma, Namum
Gen - Genus, Gena, Genum
Dat - Datus, Data, Datum
Acc - Accus, Acca, Accum
Abl - Ablus, Abla, Ablum
Plural
Nom - Nomuses, Nomas, Namumes
Gen - Genuses, Genas, Genumes
Dat - Datuses, Datas, Datumes
Acc - Accuses, Accas, Accumes
Abl - Abluses, Ablas, Ablumes<span />
Since A, B and C are correct. I think the answer is D. Linguistic grammaticality and content or effective communication are separate matters.
