ella makes this table to organize her notes on whether atoms gain or lose energy during the change of state

:) this measure should equal four beats. which note needs a dot added to make the measure correct? assume that a quarter note equals 1 beat.

Which describes which ctso each student should join? eleanor should join nyfea, russell should join fea, giada should join tsa, and joe should join hosa. eleanor should join fbla-pbl, russell should join ffa, giada should join fea, and joe should join fccla. eleanor should join ffa, russell should join deca, giada should join nyfea, and joe should join hosa. eleanor should join fbla-pbl, russell should join deca, giada should join tsa, and joe should join fccla.

What does bts stand for? what is the importance of bts? who first started it?