Will give brainlist if answered right 1. an engine's contains the cylinder block, the cylinders, the piston, the connecting rods, and the crankshaft assemblies. a. upper end b. lower end c. back end d. bottom end student a incorrect reference: section 2.1 2. compression gases that get past the rings and into the engine crankcase are called a. compression gases. b. blow-by gases. c. gas leaks. d. intake gases. student c incorrect reference: section 2.2 5. technician a says that the burning of the air-and-fuel mixture in the cylinder is called fuel activation. technician b says that the basic function of the upper-end components is to control the flow of air-and-fuel mixture into the engine and the flow of exhaust gases out of the engine after combustion. who is right? a. both technicians a and b b. neither technician a nor b c. technician a only d. technician b only student a incorrect reference: section 2.1 11. what is shown in the above figure? a. compression ring 2 b. cam-ground piston c. compression ring 1 d. oil control ring student b incorrect reference: section 2.2 17. what does the above figure represent? a. cam-ground piston b. piston offset c. stroke d. bore student b incorrect reference: section 2.2 19. technician a says that the piston's most important function is to transfer the force produced by the burning air-and-fuel mixture into usable power. technician b says that the piston size is used to form a seal between the piston and the cylinder walls. who is right? a. both technicians a and b b. technician b only c. technician a only d. neither technician a nor b student a incorrect reference: section 2.2 20. which of these is the distance from the head of the piston (not including any dishes or domes) to the deck surface of the engine block? a. piston deck clearance b. rod length c. piston compression height d. compression ratio student c incorrect reference: section 2.2