Correct Answer: Option C

Explanation

Emigrants are people who move in to settle in a particular region (increasing the new population)
Immigrants are people who move out of a particular region to another place. (Reducing the old place of residence)

50 + 10 = 60 new population

Less number of dead people and immigrants;  = 30

 60 - 30 = 30

• what is the cut off marks for lafia federal university? Answer this

  1 Answers   ·   13 hours ago
• what is isoelectronics series? Answer this

  1 Answers   ·   Chemistry   ·   12 hours ago
• 49. Fill in the blank space with the correct word(s), from the options lettered A-D. In the sentence "The girl... Answer this

  4 Answers   ·   2 years ago