Answer: Public health measures such as pure food and water, and development of immunizations against many serious diseases such as polio and smallpox, coupled with enhanced economic conditions, are together credited with substantial reductions in the burden of infectious diseases.
You’re safest bet is D. Please message me if it is wrong.
I would say A. for your answer but, that seems to be the best one
A child’s attention span can last about 2 to 3 minutes per year of their age. For example a 2 year old’s attention span would be about 6 minutes long.
Okay Mario odyssey is a good game