Select the most appropriate option to fill in blank number 5.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. availability.
- Availability means the quality of being able to be used or obtained.
- We all know how we get our oxygen, i.e. from the plants.
- So, when we plant more trees, the amount of oxygen we get will also increase.
- Thus, the blank will take the word “availability”.