If you were a scientist researching the eyesight of these Thai fishermen, what are four scientific questions you would ask to guide your research?

Explanation:

Eyesight is one precious gift which we get during our birth. The vision is the most important aspect of eyes.

The most important question which I feel to ask are listed below:

1. Is there any solution to rectify the birth defect in the eye sight?

2. Is transplantation possible on these Thai fishermen?

3. Is it possible to fix the genetic disorder pertaining to eyesight?

4. What measures needs to be followed to maintain the eyesight or increase the lifespan of good eyesight?

b. the carbon cycle ensures living things have a source of hydrogen

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explanation: bc blah