Pls help plz answer this question

Answer:
A) Carbon dioxide and Oxygen
Explanation:
Percentage of gases in the Planet's atmosphere:
Percentage of gases in the Earth's atmosphere:
___________________
On observing the percentage composition of the atmospheres of the two Planets, we get:
___________________
Answer:
What's asked is the name of the gases that are in higher amounts in the atmosphere of the newly discover planet
Therefore,