Please choose the correct answer to the question: The marsh willow herb is a plant native to the northeastern United States. It grows best in damp habitats. Which of the following environmental changes would most likely cause a decrease in the marsh willow herb population in an area?

Answer1: a rainstorm lasting several weeks Answer2: a drought lasting twelve months Answer3: unusually low temperatures during the month of July Answer4: unusually high temperatures during the month of January

Answer format: answer1/answer2/answer3/answer4