Which of the following is a characteristic of a mixture? a. it has varying properties. b. it has a fixed composition. c. it only contains pure substances. d. it has both varying properties and a fixed composition?

This is what i found “in a gas turbine engine, the combustor or combustion chamber is fed high pressure air by the compression system. early gas turbine engines used a single chamber known as a can type combustor. today three main configurations exist: can, annular and cannular (also referred to as can-annular tubo-annular).” i hope this you for what your looking for. can you plz mark me brainliest?

By dividing you can find the answer