According to research on the tip-of-the-tongue phenomenon, a. your mental dictionary is arranged in alphabetical order. b. when an item is on the tip of your tongue, you will seldom be able to recover it. c. you can identify similar-sounding words, but you cannot accurately guess the number of syllables in the target word. d. you can typically provide a similar-sounding word, which matches the target word reasonably closely.

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 : )

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