Answer:
c) A study of how disease rates vary among different population groups
Explanation:
Epidemiology is the systematic and scientific study of the distribution of the health-related issue in a specified population.
The Epidemiologists studies the disease and its cause in a population by the collection of the data which gives an insight in the distribution of the health issues in the population living from a small area like school to a country.
The epidemiological studies help the society by reducing the risk of the negative health outcomes, in spreading awareness about the health issues and in framing the health policies.
Thus, Option-C is the correct answer.
Thailand is a kingdom in Southeast Asian country and Thailand is known for his tropical beaches, ancient places and the figures of Buddha and the official language of Thailand is Thai and here we will discuss about the places to visit in Thailand
<u>Explanation:</u>
<u>1.Thailand Island</u>
- Thailand Island is known for its wonderful and attractive beaches throughout the world, and it is known for his party atmosphere on the beach.
- And there are three main sets of the island and the Phuket is the most developed and longest island in Thailand.
<u>2.Bangkok:</u>
- Bangkok is the capital city of Thailand and it mostly consists of high buildings, ancient temples, busy market streets lined up with lots of vendors and Bangkok is always a jostled place to visit
<u>3.Chiang Mai</u>
- Chiang Mai is one of the places in Thailand attracted by the tourist, and lots of tourists wish to explore the pretty and beautiful landscapes and people explore the adventures with the ethnic group of hill climbers
<u>4.Ayuthaya</u>
- Ayuthaya was a splendid site in Thailand which consists of more than four hundred temples and the places were founded in 1350 and it is a major attraction for tourist and visitors
It’s essential for the creation of DNA, cell membranes, and for bone formation in humans. It is also vital for food production.