In my opinion A, bc if you take out it and say "He had a relaxed attitude about studying for the important exam" is sounds as if being relaxed was actually good.
Answer:
Avoidance of Water Shortage
There are many ways in which we can save water and minimize their pollution. Besides, these methods include proper treatment of industrial water before dumping them into rivers. Also, using only the required amount of water and avoiding wastage. Apart from that, we can make people aware about water problem by means of social campaigns and other ways.
Ways and Methods of Saving Water
Water covers 70% of the earth surface but freshwater for drinking and other uses are about only 2.5 %. Also, this makes water one of the scarce resources that the entire human race consumes. Apart from that, if we reduce the amount of water we daily use for various activities like bathing, laundry, watering plants, etc. then we can really be able to save water for our future generations. Besides, below we have listed down various tips that can save water.
Its beneficial because then when you need to study you can look at the words and do repetition until its just memory.
