Darwin observed many fossils during his time in the galápagos islands and along his voyage. what did he learn from these fossils?
a. earth was older than what was thought at the time.
b. earth’s processes occurred slowly over time.
c. fossil forms and modern animals may have been related and shared common ancestors.
d. all of the above are correct.

check for the pregnancy rating of drug. if its class c or d see if other alternatives

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evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.