PLEASE HELP!! What is the bestdescription of the Pilates principle of efficiency of movement? Every move should be sharp and deliberate.

Move in and out of each exercise with fluidity.

Core muscles are the foundation of any routine.

Proper breathing is essential.

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Ireally need this answer sombody fast fast

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?