6580 - Intermediate\Upper-Intermediate Test:6 - Neron, _______ was Emperor of Rome, from 45 to 68 A.D, is believed to have murdered both his mother and his wife.

Neron, _______ was Emperor of Rome, from 45 to 68 A.D, is
believed to have murdered both his mother and his wife.
whose
who
whom
that
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