What disorder is characterized by the episodes involving the following symptoms: heart palpitations, shortness of breath, and faintness?

Anxiety disorders or heart disorders

Explanation:

When the body faces some disorders and diseases, the normal physiology of the human body changes. The changed physiology is shown by the body called symptoms which could vary depending on the cause of the disease.

Sometimes the body shows the same symptoms for a different disease like in the given question as chest pain, shortness of breath, headache and nervousness. The symptoms are common to Anxiety disorders and heart problems. So more physical symptoms must be studied to decide the symptoms.

Thus, Anxiety disorders or heart disorders is the correct answer.

i dont know it at allnow im just getting points at this pint

the correct answer is - d. china has a large and growing population.

the fact that china has a large (the biggest) population, and it is still growing, doesn't hinder the agriculture production in the country. in fact, it can for increased production in the agriculture, since there's more labor force, as well the sheer mass of people produces lots of scientists that come up with new inventions as to how to improve this sector. nice example is the inner mongolia region in china, in general dominated by the gobi desert, but few scientist came up with a nice idea as to how to make the region productive by using plants that are very resistant to droughts, so lots of people have been employed, and the region is becoming greener and greener each year, and the production of food in this region is also increasing.