Is it who or whom?

It was not I (who/whom) made that mess; don't make me clean it up.

According to the text, to become economically successful (self-sufficient), the louisiana superdome, before finding tenants, had to earn between $26,000 and $35,000 in daily rental income. this is evidence that

It's timed! overpopulation can affect the natural environment • limiting land available for crops.• lowering the standard of living.• causing the destruction of forests.• worsening sanitation in cities.

What do we know about the mother in “two kinds”? select all that apply. she came from china. she had two daughters who died. her mother, father, and first husband are dead. she is part japanese.