URGENT.
16. Which of these statements is correct about a theory?

It cannot be contradicted.
It is accepted by a few scientists.
It does not explain observations.
It can be changed by current evidence.

I think it's D.

One scientist discovered an accurate way to measure the temperature of planets. When would the scientist's discovery most likely develop into a theory?

when the discovery is demonstrated to others
when the results are published in a newspaper
when the scientific community retests and accepts the results
when no other scientist is able to get results of the same accuracy
Not sure for this one.