If all the following four compounds were sold at the same price, which would be cheapest for preparing an antifreeze solution for a car radiator ?

If all the following four compounds were sold at the same price, which

1.	If all the following four compounds were sold at the same price, which would be cheapest for preparing an antifreeze solution for a car radiator ?
Answer» `CH_(3)OH` `C_(2)H_(5)OH` `C_(2)H_(5)(OH)_(2)` `C_(3)H_(5)(OH)_(3)` Answer :A