Is the strange case of dr kekyll and mr hide a book? what the question?
There are many factors involved in the improvement in the life expectancy such as sanitation, housing, scientific research to cure many diseases and infections, education etc.
Historically it was the nineteenth and early twentieth century when all these improvements were made due to which the mortality rate decreased intensively in early and middle ages.
Slab City, also called The Slabs, is a largely snowbird community in the Sonoran Desert located in Imperial County, California, 100 miles northeast of San Diego and 169 miles southeast of Los Angeles within the California Badlands, and used by recreational vehicle owners and squatters from across North America
Answer:
facts
Explanation:
the part where there is or there are points or facts of the topic you are using