What type of rock does b represent?

1) igneous rock
2) metamorphic rock
3) rock formed by compaction
4) rock formed by heat and pressure

Good scientists always report their observations and results truthfully. this is especially important when a scientist's results go against previous ideas or predictions. coming up with inventive ways to solve problems or produce new things

Witch religion first gained poularity as a part of roman empire in the 4th century

Dan is an automobile engineer. he works for a well-known automobile firm. he used cae software to authorize a design before committing to making a physical prototype. which prototyping method did he use?