Darwin : Evolution : : Archimedes : __________?

A. Friction
B. Lubrication
C. Buoyancy
D. Liquids

Melt : Liquid : : Freeze : __________?
A. Ice B. Condense C. Solid D. Crystal...
Tractor : Trailer : : Horse : __________?
A. Stable B. Cart C. Saddle D. Engine...
Appraiser : Building : : Critic : __________?
A. Book B. Masterpiece C. Judge D. Gold...
Cobbler : Leather : : Carpenter : __________?
A. Furniture B. Wood C. Hammer D. Chair...
House : Garbage : : Ore : __________?
A. Rubbish B. Gangue C. Sand D. Dregs...
Sedative : Pain : : Solace : __________?
A. Irritation B. Kill C. Grief D. Hurt...
Skeleton : Body : : Grammar : __________?
A. Language B. Sentence C. Meaning D. Education...
Dilatory : Expeditious : : Direct : __________?
A. Tortuous B. Circumlocutory C. Straight D. Curved...
Exercise is to Obesity as Water is to __________?
A. Thirst B. Alcohol C. Drink D. Purity...
Prairies is to North America as Downs is to __________?
A. Europe B. Australia C. Africa D. India...