The correct answer is C: Tularemia.
The insect pictured is the Lone star tick (Ambylomma americanum). Females have a characteristic dorsal white patch. Bites from this tick can transmit Ehrlichiosis, Heartland virus, Southern tick-associated rash illness (STARI), and Tularemia. The remaining answer choices are not transmitted via the Lone star tick.
References: https://www.cdc.gov/ticks/diseases/index.html