A is the answer to the question.
Answer:
Migration is the movement of people from one place to another .
Migration is affected by various factors like age, sex , martial status , education, occupation , employment etc. Age and sex are main demographic factors that effect the migration . Men, generally , migrate to other places quite often though there are more women who migrate to husbands' places after marriage.
l hope it helps
<span>The options were
a. applied research
b. field research
c. basic research
d. both a. and b.
The answer is C. basic research
Basic research is a research done because of our desire to know more, it doesn't necessarily have any consequences but only helps in expanding our knowledge on the aspect on which research is being done. Unlike applied research it cannot be directly applied to real world but only gives the required answers</span>