Question: Which county shares a border with the county where the most populous city in the state where WEKL operates is located?

Knowledge 1: WEKL
WEKL, known on-air as "102.3 K-Love", is a Contemporary Christian radio station in the United States, licensed by the Federal Communications Commission (FCC) to Augusta, Georgia, broadcasting on 102.3 MHz with an ERP of 1.5 kW. Its studios are located at the Augusta Corporate Center with the market’s other iHeartMedia owned sister stations in Augusta, and the transmitter is located in Augusta near Fort Gordon. [SEP] Knowledge 2: List of municipalities in Georgia (U.S. state)
The largest municipality by population in Georgia is Atlanta with 420,003 residents, and the smallest municipality by population is Edge Hill with 24 residents. The largest municipality by land area is Augusta, a consolidated city - county, which spans 302.47 sq mi (783.4 km), while Edge Hill and Santa Claus are tied for the smallest at 0.18 sq mi (0.47 km) each. [SEP] Knowledge 3: Sno*Drift
Sno*Drift is a rally racing event held in Montmorency County, Michigan, annually, with headquarters in Atlanta, Michigan. The event is currently the first Rally America National Rally Championship event of the season. Currently the event is organized into three distinct rallies: the national championship event covering both days of rallying, and two regional rally events each covering one of the two days. Competitors may be entered in any or all of these events simultaneously. [SEP] Knowledge 4: Alpena Power Company
Alpena Power Company is a public utility company that provides electricity to most of Alpena County, Michigan, as well as southeastern Presque Isle County and the village of Hillman, in Montmorency County. The headquarters are located in Alpena, Michigan. The company was founded in 1881 by George N. Fletcher.
Knowledge 1: List of municipalities in Georgia (U.S. state)
The largest municipality by population in Georgia is Atlanta with 420,003 residents, and the smallest municipality by population is Edge Hill with 24 residents. The largest municipality by land area is Augusta, a consolidated city - county, which spans 302.47 sq mi (783.4 km), while Edge Hill and Santa Claus are tied for the smallest at 0.18 sq mi (0.47 km) each. [SEP] Knowledge 2: Sno*Drift
Sno*Drift is a rally racing event held in Montmorency County, Michigan, annually, with headquarters in Atlanta, Michigan. The event is currently the first Rally America National Rally Championship event of the season. Currently the event is organized into three distinct rallies: the national championship event covering both days of rallying, and two regional rally events each covering one of the two days. Competitors may be entered in any or all of these events simultaneously. [SEP] Knowledge 3: WEKL
WEKL, known on-air as "102.3 K-Love", is a Contemporary Christian radio station in the United States, licensed by the Federal Communications Commission (FCC) to Augusta, Georgia, broadcasting on 102.3 MHz with an ERP of 1.5 kW. Its studios are located at the Augusta Corporate Center with the market’s other iHeartMedia owned sister stations in Augusta, and the transmitter is located in Augusta near Fort Gordon. [SEP] Knowledge 4: Alpena Power Company
Alpena Power Company is a public utility company that provides electricity to most of Alpena County, Michigan, as well as southeastern Presque Isle County and the village of Hillman, in Montmorency County. The headquarters are located in Alpena, Michigan. The company was founded in 1881 by George N. Fletcher.
Knowledge 1: List of municipalities in Georgia (U.S. state)
The largest municipality by population in Georgia is Atlanta with 420,003 residents, and the smallest municipality by population is Edge Hill with 24 residents. The largest municipality by land area is Augusta, a consolidated city - county, which spans 302.47 sq mi (783.4 km), while Edge Hill and Santa Claus are tied for the smallest at 0.18 sq mi (0.47 km) each. [SEP] Knowledge 2: Sno*Drift
Sno*Drift is a rally racing event held in Montmorency County, Michigan, annually, with headquarters in Atlanta, Michigan. The event is currently the first Rally America National Rally Championship event of the season. Currently the event is organized into three distinct rallies: the national championship event covering both days of rallying, and two regional rally events each covering one of the two days. Competitors may be entered in any or all of these events simultaneously. [SEP] Knowledge 3: WEKL
WEKL, known on-air as "102.3 K-Love", is a Contemporary Christian radio station in the United States, licensed by the Federal Communications Commission (FCC) to Augusta, Georgia, broadcasting on 102.3 MHz with an ERP of 1.5 kW. Its studios are located at the Augusta Corporate Center with the market’s other iHeartMedia owned sister stations in Augusta, and the transmitter is located in Augusta near Fort Gordon. [SEP] Knowledge 4: Detroit
Detroit (/dᵻˈtrɔɪt/) is the most populous city in the U.S. state of Michigan, the fourth-largest city in the Midwest and the largest city on the United States–Canada border. It is the seat of Wayne County, the most populous county in the state. Detroit's metropolitan area, known as Metro Detroit, is home to 5.3 million people, making it the fourteenth-most populous metropolitan area in the United States and the second-largest in the Midwestern United States (behind Chicago). It is a major port on the Detroit River, a strait that connects the Great Lakes system to the Saint Lawrence Seaway. The City of Detroit anchors the second-largest economic region in the Midwest, behind Chicago, and the thirteenth-largest in the United States.

Answer: Presque Isle County