Last August, Malcolm $($who is single$)$ moved out of his rented apartment in Toronto, Ontario, and travelled to Vancouver, British Columbia, where he now works and resides. Malcolm has two T$4$s$,$ one from Ontario $($for the first eight months$)$ and one from British Columbia $($for the remainder of the year$).$

What Province's tax rates tax will be used to calculate Malcolm's provincial tax amount on Line $42800?$

British Columbia

Ontario

Both British Columbia and Ontario