I believe it's globular and open are the main types.
Answer: 1) Angular separation equals 0.0000031 degrees
2) Angular separation in arc -seconds equals 0.011156"
Explanation:
For 2 stars separated by a distance 'S' and at a distance 'D' from the earth the angular separation in radians is given

Applying values we get

Now we know that 'π' radians equals 180 degrees thus the above value in degrees shall be equal to

2)
The angular separation in arc- seconds is given by

Answer:
1. Country A because the bottom bar indicts the percentage of babies born in the population
2. Country B had a long life expectancy because the percentage of their elder population is higher than country A
3. Country A has a faster growing population due to having a larger younger population than B
4. Country A has 20% Male population ranging from 0-4. While the female population of that age range is around 18%.
Answer:
In most African countries, there are less employment opportunities in the white-collar job category than other types of work (blue-collar). The good news is that many young Africans are asking how to make money in Africa. This is good news because they are ready to diversify and find other opportunities to make a living.
Explanation: