challenge: Where does SR 10 Loop begin, in terms of its intersection with other highways?
  
  A. At an interchange with US 129, US 441, and SR 15 in Clarke County
  B. At a junction with Timothy Road in Oconee County
  C. At an interchange with US 29, US 78, SR 8, and SR 316 in Oconee County
  D. At an intersection with Milledge Avenue in Athens
  Answer: 