Pl h I will give you brainliest point. what social and economic challenges does North Africa face. (At least 200 words)

1. Unemployment and underemployment

Unemployment in sub-Saharan Africa stands at around 6%, according to the International Labour Organization. But most of the work available is unskilled or low-skilled, in part because the region has the world’s lowest levels of access to higher education.

So, although many Africans are employed, 70% of sub-Saharan Africa’s workforce is vulnerable. The global average for vulnerable occupations is 46%.

Business leaders in 22 out of 34 sub-Saharan African countries told the World Economic Forum’s 2018 Executive Opinion Survey that unemployment and underemployment were their most pressing concerns.

2. Underinvestment in infrastructure

Physical infrastructure across much of the continent is a challenge to productivity, according to the African Development Bank. It calculates an estimated $130- to $170 billion needs to be invested each year on Africa’s infrastructure, despite a financing gap of as much as $108 billion.

Answer (d) may increase or decrease porosity through dissolution or deposition;