<span> are a base 10 system, but they're not a </span>place-value<span> system. Until the Indo-Arabic system became the standard written way to denote numbers, most of the </span>numeral<span> systems of the world were some sort of base 10 system, but not a</span>place-value<span> system.</span>
Answer
The second
Explaination
Answer:
Smokejumpers are wilderness firefighters who jump out of airplanes and parachute into remote areas to fight wildfires. Their job is considered one of the most dangerous in the world. ... He believed the best way to quickly attack remote fires was to fly firefighters to a position near the fire.
Explanation: