Final answer:
Nigerian citizens choose their government's leaders by voting and engaging in other political activities.
Step-by-step explanation:
The role of Nigerian citizens in choosing their government's leaders is through voting. By participating in elections, Nigerian citizens have the opportunity to elect representatives who will make decisions on their behalf and influence government policies.
Voting allows citizens to have a say in the leadership and direction of their country.
Additionally, citizens can engage in other activities such as staying informed about political issues, monitoring political leaders, participating in civic groups, and joining political parties.
These activities can help citizens make informed decisions and hold their leaders accountable.
Overall, citizens play a crucial role in choosing their government's leaders through the exercise of their voting rights and active participation in the political process.