Choose the principle parts of the verb know . (choose more than one) []known
[]knows
[]knowing
[]knew
[]knowed

the present,past, past participle

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!

answer; higher rate;