The Rare Earth Metals are chemically similar to what TWO elements?

Scandium and yttrium are considered rare earth elements since they tend to occur in the same ore deposits as the lanthanides and exhibit similar chemical properties. While named rare earths, they are in fact not that rare and are relatively abundant in the Earth's crust.

Explanation:

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answer; i believe its called ; checks   and balances;

answer; john stuart mill's principle of utility is your answer; /// good luck