While most land areas are slow to change, the shape of beaches changes daily. Which of the following best explains this? A. The heating and cooling of beaches changes the shape. B. The wave action adds and removes sand daily. C .Sea level decreases each day, creating more coastal land. D. Coastal animals change the shape of the shoreline.

answer: i dont know

explanation:

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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!

2b2t

explanation:

2b2t

abu bakr, was a senior companion and—through his daughter aisha—a father-in-law of the islamic prophet muhammad. abu bakr became the first openly declared muslim outside muhammad's family. abu bakr served as a trusted advisor to muhammad.