Choose the answer which correctly completes the sentence. He lived at the top of an old house ... the attic had been converted into a flat.

whom

which

where

that

спасибо бро

thanks

всегда пожалуйста

he lived at the top of an old house WHICH the attic had been converted into a flat

Hmm...I think which becaus whom used with a noun....Так ладно, правильно which-который, это точно! Из недр моего глубокого мозга!