Give three examples of improper dinner etiquette or manners

Will give brainliest

Will give brainliest jazz musicians were often spokesmen for equality and civil rights. a. true b. false

After first arriving in new york, charlie parker took a job as a dishwasher at jimmy's chicken shack, where played the piano nightly. listening to his astonishing harmonic restructuring, virtuoso phrasing, and breakneck tempos every night for three months, charlie parker challenged himself to adopt these qualities into his playing, and he continued to practice tirelessly.

Need some ! asap i need to figure out 3 major changes in bridges over time and why these changes to adapt to both improvements in technology and changing social links would also alot.