What is the boiling point of the automobile radiator fluid prepared by mixing 1.17 L of ethylene glycol (HOCH₂CH₂OH, 62.068 g/mol, density = 1.114 g/mL) with 1.16 L of water (density = 1.000 g/mL)?

a) 102.5°C
b) 104.3°C
c) 106.8°C
d) 108.1°C