The first alternative is correct (A).
The text talks about virus infection on a person's computer, which can be monitored from there.
That is, the passage has a specific subject whose exchange of experiences can contribute to a better understanding of the problem. In this context, the interlocutor can, for example, tell a particular experience in which he or she had to deal with a virus in his computer, giving details of what happened and how it was solved.
Answer:
Eating Healthy! Explanation: Eating healthy has its' benefits, sadly when people hear about eating healthy they think about dieting as in losing weight. That's not the case! A healthy diet protects from diseases like obesity, heart disease, diabetes, cancer and stroke. Many people have a diet consisting of saturated fats, trans fats, and sugars. People may use excuses such as, healthy food doesn't taste good and so on. You should always consider your body's health and what you put in it! Within a week of eating healthier, you'll notice that your energy level has gone up. You'll be getting better sleep and managing all the activities of the day like a pro. And about healthy food not tasting good, well boy do I have a healthy treat for you! There are many healthy and delicious recipes out there be they on the web or printed in books, and trust me they are delicious!
Probably cardiovascular fitness. Hope this helps ;)
