Which of the following is the biggest threat to the monarch butterflies annual migration?
a. illegal logging
c. airplanes
b. cold winters
d. new predators

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world