During the trip to Galapagos island, Charles Darwin suspected that the mainland finches resembles the island finches but their beaks were not same. They were not the same species. This made Darwin suspect that the organisms change over time. The change in size of the beak was due to the adaptation. This made Charles Darwin give the theory of Natural Selection.
I don't know what the expieraments about but I can say its rather B or C the independent variable is the variable that you are testing.
The answer would be D being those are all learned or earned attributes.
Answer:
the answer is 3
Explanation:
I did this assingment for my school.
The answer is C because it’s something that can be caused by speciation, not can cause it