Technician a says that a ratio is a comparison between two values. technician b says that in a compression ratio, the main values are the cylinder volumes at the two different piston positions, bdc and tdc. who is right?

Which of the following statements is not true about regions? a.) regions have fixed boundaries that are determined by the region's inhabitants.b.) a region can be defined by physical characteristics, such as climate, landform, and vegetation.c.) regions can change over time.d.) a region can be defined by human characteristics, such as language, government, and economic activity.e.) the same location can be considered part of multiple regions.

Can someone ! who is the intended audience for cortés—general description of tenochtitlán i need to fill out a hap-p chart pleaaasse

Treatment of psychological disorders: a. can offer significant relief b. often makes the problem worse. c.is often unclear d. is rarely .