Answer: The came around the 10th or the vikings did. Now christopher columbus came around 14th 15th century and is more famous due to the timing in history.
Answer: A rise in the number of soccer leagues
A decrease in the cost of raw materials
The opening of two sporting good stores
Explanation: Just took test and got them correct.
The trailers emergency brakes, and the tractor protection control valve should be placed in an emergency position
Charge the trailer air brake system and check that the trailer rolls freely. Then stop and pull out the trailer air supply control (also called tractor protection valve control or trailer emergency valve) or place it in the "emergency" position.
Brake and steer” while the usage of 4-wheel anti-lock brakes. With ABS, all you need to do is “brake and steer”. With 4-wheel ABS, push the brake pedal at the same time as steerage generally and preserve your foot firmly at the brake pedal till the automobile involves an entire prevent.
The brakes are carried out through the use of the trailer's own weight to slow the movement. while you step on the car's brakes to gradual down, with this type of non-electrical trailer brake gadget, a hydraulic cylinder is compressed and pressure is transferred to the trailer brakes which slows down the trailer.
Learn more about trailer brakes here:brainly.com/question/14932219
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