Physical Theatre

What technique is described as "When one or more actor supports each others weight"

What technique is described as "Actors manipulating the space to make something look much bigger or smaller than it actually is."

What technique is described as "Two or more people speaking or moving at the same time"?

What technique is described as

"When people make the set and props out of their bodies?"

What technique can be described as "When an interaction between two or more characters is performed directly to the audience."