Could you answer my question on DS156?

My whole family is in the states now. We have Canada PR. We will go to Toronto to apply H-1B and H-4 visas. I have a few questions as follows regarding some Items My whole family is in the states now. We have Canada PR. We will go to Toronto to apply H-1B and H-4 visas. I have a few questions as follows regarding some Items in Form DS-156:

15. Home Address, & 16: Home Phone Number:
Which address, home in US, or in foreign country?

Next to Item 16, Business Phone Number and Fax Number:
Does this refer the my current office phone number in US, or it should refer to Business in foreign country?

Thanks a lot for your response!