Question 4 (1 point)
Which order of events contributed to the extinction of the dinosaurs after a possible
asteroid or comet collision?
1.Climate change led to reduce sunlight, which led to reduce photosynthesis,
which led to reduce food.
2.Reduced sunlight led to climate change, which led to reduce
photosynthesis,
which led to reduce food.
3.Reduced photosynthesis led to climate change, which led to reduce sunlight,
which led to reduce food,
4.Climate change led to reduce photosynthesis, which led to reduce sunlight,
which led to reduce food,