The correct answer is "a state trial court". Since the dispute is over a contract between two people in the same city, it is very likely that the case will be considered as local and as part of a state court jurisdiction. State courts handle the majority of the civil cases in the US, and since it is not mentioned that the case has been handle in another court, it is more likely thay a state trial court would handle this dispute.
According to demographic data, people with the lowest life expectancies in the world are disproportionately located in "Africa," due mostly to the fact that many countries in Africa are very poor.
