The answer is Principles.
Hope this helps!
Answer:
Angel do not share in the profit of the business.
No need for collateral .
According to this article https://www.aimersoft.com/tutorial/cd-vs-dvd.html
it says a CD hold around 700 MB and a DVD 4.7 GB . Taking this in consideration a GB holds 1000 MB .4.7*1000=4700
4700/700=about 6.7 more memory so the best estimate is about √7 times√