<span>The "treatment" considered the most effective against current day health threats is :
b. prevention.
</span>
Answer:

You can actually use many words to describe a work of art which is of the highest quality. I'll prefer to use the word - <u>'Magnum Opus'</u> which in modern use is used to refer to a creation that has been given much critical praise, especially one that is considered the greatest work of a person's career or to a work of outstanding creativity, skill or profundity,.
Measurable goals allow you to judge your progress towards achieving them as well as to know for certain when you have done so. In psychological terms, measurable goals are more motivational than abstract goals