Nigeria is regarded as a frontline state because she
- assisted ECOMOG troops in Liberia
- sent troops for peacekeeping in Somalia
- sent policemen for peacekeeping in Namibia
-
Assisted the liberation struggle in Southern Africa
The correct answer is: D
Explanation
The Frontline States (FLS) were a loose coalition of African countries from the 1960s to the early 1990s committed to ending apartheid and white minority rule in South Africa and Rhodesia. And Nigeria contributed greatly to this cause.
There is an explanation video available .