Population migration
(A) pull factor in population migration refers to availability of livelihood opportunities at destination places
(B) step migration refers to stepwise availability of livelihood opportunities at destination places
(C) push factor in population migration refers to less limited availability of livelihood opportunities at originating place
(D) migration field refers to return migration to originating place
Choose the most appropriate answer from the options given below:
1
(B) and (D) only
2
(A) and (B) only
3
(B) and (C) only
4
(A) and (C) only