Which public bus to take from North Point to Yau Ma Tei?

I want to ask Which public bus to take from North Point to Yau Ma Tei? as i big heavy 30kg baggage..

Do the bus accept baggage? Can i take the A11 bus from North Point and stop in Yau Ma Tei busstop..near Nathan Hotel?

Which one should i take? Public bus or airport bus? but iam not going to airport.. my hotel has an airport bus stop nearby in north point