Please choose the correct answer to the question: Which of the following is an observation about grasshoppers that a science class could have made on their nature walk?

Answer1: The grasshoppers will live longest in a container filled with plants. Answer2: The grasshoppers are green with long back legs and antennae. Answer3: The grasshoppers will probably eat more grass than tree leaves. Answer4: The grasshoppers all hatched from eggs laid the year before.

Answer format: answer1/answer2/answer3/answer4