An ideogram illustrates an

an ideogram illustrates a graphic symbol. examples would be % & # $ or the 'at' sign

Explanation:

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congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate