Final answer:
Hepatitis A is transmitted through contaminated food or water and close personal contact. Good hygiene and vaccination are key preventive measures.
Step-by-step explanation:
Hepatitis A is primarily transmitted through contaminated food or water, and transmission can also occur through close personal contact with an infected individual. The best precautionary measure to take is to practice good hygiene such as washing hands with soap and water regularly, especially before eating and after using the bathroom. Additionally, getting vaccinated against Hepatitis A can provide immunity and is recommended for certain groups, including children, travelers to high-risk countries, and those with liver diseases among others.