According to the 1931 Statute of Westminster, Britain Redefined the Status

According to the 1931 Statute of Westminster, Britain redefined the status of the dominions, Canada, Australia, New Zealand, and South Africa, within the empire so that

A) they were allowed to levy tariffs against British goods.
B) they became legally equal with each other and with Britain.
C) they became legally equal with each other but had to obey the British Parliament in some matters.
D) they had full internal autonomy, although the British continued to manage their foreign affairs.