It means that the government, instead of free market, determines what is sold and how much it costs.
1L is 1000ml so 3L of soup will be 3000ml
The word minerals mean A formal definition of a mineral, as used by geologists would be: A naturally occurring inorganic solid that has a definite chemical composition, and an ordered internal structure. Geologists are able to identify minerals because they have characteristic physical properties.
C) Increased access to an area