Which insect carried the disease that caused the bubonic plague epidemic of the 14th century?
a. Mosquitoes c. Ants
b. Fleas d. Flies
B
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Technician A says that Volvo-Mack E3 fuel calibration codes are printed on the side of each injector. Technician B says that EUI fuel calibration codes are factory programmed at initial assembly and should not be changed during the life of the vehicle. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
The ____ position is the most commonly used pipe welding position.
A. 6G 45 degree inclined B. 2G vertical fixed C. 5G horizontal fixed D. 1G horizontal rolled
Which of the following statements is correct?
A) Nutrient cycling in forested areas contributes little to soil formation. B) Lacustrine parent materials have been subject to weathering for shorter periods of time than residual parent materials nearby. C) Calcium carbonate accumulation is more prominent in humid than in arid regions. D) Limestone parent materials enhance the process of acidification. E) Soils on hillsides tend to be deeper than those on level lands.
Technician A says that, with some antilock braking systems, the diagnostic trouble code may be lost if the ignition is turned off before retrieving the code. Technician B says that some antilock braking systems require that a terminal be grounded to cause the amber ABS warning lamp to flash diagnostic trouble codes. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B