Answer:
C. 14 days before the event
Explanation:
Based on the information provided within the question it can be said that the elite runner should arrive about 14 days before the event. This is because new climate acclimatization usually happens in a period of two weeks if the individual is completely healthy. This process may vary on the climate as well, since it is faster when the new climate is heat as opposed to cold. Therefore to be safe and ready for the competition the runner should arrive at least 14 days before the event.
To sit still and watch what the people are doing
Yes we should opt for sustainable techniques while construction and developmental activites because-
- It is sustainable and long lasting.
- Environement friendly.
- Cost effective in long run.
- No harmful effect on humans.
- Judicious use of available resource.
Explanation:
The world is undergoing an overarching danger of disastrous peril which would be strong enough to wipe out the last traces of human civilisation to its bequeathed end. To prevent such happenings, it becomes urgent that we employ sustainable techniques in construction and developmental activities.
These sustainable techniques are advantageous to humans at large due to the following benefits-
1. It is sustainable and long-lasting- The process is sustainable and hence has a longer shelf life as compared to other processes. Due to its sustainable nature, the process has the least impact on other processes in its surrounding.
2. Environment friendly- This is another important aspect of it. Sustainable techniques are distinct from others due to its environment-friendly nature.
3. Cost-effective in long run-These techniques prove to be cost-effective in longer periods. Due to extended shelf time, the cost per unit time tends to be low.
4. No harmful effect on humans-Sustainable techniques casts minimal to no impact on human, unlike erratic techniques.
5. Judicious use of available resource-Sustainable techniques re judicious in the utilisation of the existing resources. They make the optimum utilisation of the resources thus enabling humans to enjoy the maximum potential use of the resources.