Question

Algeria's suffered economic challenges after independence because it relied on

Answer 1

Answer:

Crude oil (petroleum, natural gas, etc.)

Explanation:

Crude oil counts for one third of Algeria's exports, in turn counting for one third of it's gross domestic product (GDP). Before independence, Algeria relied mostly on agriculture. Since it's independence, agriculture and food production has been put to  the way side for economic plans that eventually led to economic challenges as a result.