Please choose the correct answer to the question: The yellow-throated longclaw is a bird that lives on the dry savanna of Africa. It looks almost exactly like another bird, the western meadowlark of North America. Although the birds look very similar, they are not even in the same taxonomic family. Scientists think the birds look alike because the two species developed under similar environmental pressures, even though they developed thousands of miles apart. Which process does their development demonstrate?

Answer1: sexual selection Answer2: disruptive selection Answer3: divergent evolution Answer4: convergent evolution

Answer format: answer1/answer2/answer3/answer4