What brass instrument is used to add weight to the lowest orchestral register?

Tuba is used to add weight to the lowest orchestral register.

Tuba is the largest and lowest-pitched musical instrument in the brass family. Its sound is produced by lip vibration into a large mouthpiece. It first appeared in the mid 19th century, making it one of the newest instruments in the modern orchestra and concert band.

on this day in 1833, president andrew jackson announces that the government will no longer use the second bank of the united states, the country's national bank. a national bank had first been created by george washington and alexander hamilton in 1791 to serve as a central repository for federal fund

i know social security wasn't one.

explanation:

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