why is this man doing this?

why is this man drawing water with a pail from the macritchie reservoir?

choose the correct answer:

1 he is training for singapore's first well-water drawing competition organised by some heritage body.

2 he is collecting water to wash the dirty portable toilets at the macritchie park.

3 he is going to use the water to water the plants at the reservoir park.

4 he is collecting water to fill up a swimming pool at lornie road.

Correct answer: No. 3