The answer so c hope this helps
Answer:
There is a big public park near a manufacturing factory that emits harmful gases, where his children can play.
Explanation:
It's pretty self explanatory. Harmful gases are harmful. The children are in serious danger by playing in that park and inhaling these gases from the factory.
Can you take a better picture please
The city of Los Angeles released 96 million "shade balls" into the Los Angeles Reservoir. These will serve to shield the water from the sun's heat in order to reduce evaporation and prevent algal and bacterial growth so no toxic substances are produced in the water. The balls reduce evaporation by 85%-90% so will save a lot of water yearly.