Answer
A
Work Step by Step
Option B is incorrect. Thomas Malthus theorized that if there were no checks on the human population, then it would outgrow resources such as space and food.
Option C is incorrect. James Hutton believed that geological forces slowly shaped the earth.
Option D is incorrect. Jean-Baptiste Lamarck proposed the theory that characteristics acquired in an organism's lifetime could be passed on to the organism's offspring.
Option A is correct. Charles Darwin developed the theory of evolution by natural selection.