Which of the following is not recommended to help with physical relaxation and public speaking anxiety?.

The volume of a cylinder is 72 tt cm3. if the radius is 3 cm, what is the height of the cylinder?

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.