Answer:
they created oxygen for living species
Centrally, with good access roads. And central to the maybe tri city school districts. So equal distant to the surrounding schools
Layers such as population with an age of less than 25, and or with a population of 20-35 for future athletes being born into.
probably with about 200+ per square mile.
Depending on the area
Not to be gender bias but you could look for higher male than female. Or opposite.
Could profile with race..
and also checking surrounding parks /fields, and other sporting goods stores
Answer:
Let's take a look at the modern day headphones we have now. They're airpods. Wirless. It used to be connected to wires. And those earbuds used to be headphones. And those headphones used to be heavy speakers.
Explanation:
How did they evolve with growth in technology? Back in the early 1890s, headphones were single-sided, heavy speakers that people would hold on to an ear to communicate. This later evolved into something known as an 'Electrophone'. It was a system consisting of a stethoscope-shaped headphone connected to a switchboard.
We started using them in the wars to communicate with the troops on the ground and now we use them to stay focused, to disappear and to give ourselves some time away from the stressful world we live in.
4" (and any subsequent words) was ignored because we limit queries to 32 words.