The correct answer is mining. Improved transportation will most likely benefit the mining industry by facilitating the easy movement of mining equipment and mined materials. This is particularly because of the bulky nature of minerals and the equipment that is required in mining operations.
Ethnic groups in Rwanda. The largest ethnic groups in Rwanda are the Hutus (about 85% of the population), the Tutsis (14%), and the Twa (1%). Starting with the Tutsi feudal monarchy rule of the Tenth century, the Hutus were a subjugated social group.