<span>The best way to determing who is approaching before seeing them is to rely on other senses. For example, if your uncle never showers then you might be able to smell him even if you can't see him coming. In some cases it may also be possible to tell who is approaching by relying on knowledge about their habits. For example, if someone is coming through the door at six o'clock, and your father usually comes by at that time, then that person is probably your father.</span>
Answer:a
Explanation:
The Present value of cash Flow increases as the discount rate decreases as there is an inverse relation with discount rate.
Mathematically,

Where
PV=Present value
CF=cash Flow
r=discount rate
t=time
as r decreases PV increases
No, i would not change any of my mining techniques or purchases that came from the activity but, I might be more careful with the extraction process since now i have some experience. I did not get caught by any officials using other equipment because I used only the equipment that i bought earlier.
Saigon was renamed H0 Chi Minh city