a decrease in air temperature the appearance of shooting stars an decrease in atmospheric ozone the appearance of the Northern Lights
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of these will most likely result from small meteoroids entering the atmosphere of Earth?
Possibilities:
- a decrease in air temperature
- the appearance of shooting stars
- an decrease in atmospheric ozone
- the appearance of the Northern Lights

the appearance of shooting stars