Oil and sea food like shrimp
the chief airport is in Anchorage.
Yukon
Alaska's biggest export is oil.
A chief product is some kinda material or animal a state or colony uses
california
well did you know that a fishing was not a chief product in the new england colonies
The nouns in the sentence, "What food is Alaska's most important product?" are:food, a common noun;Alaska, a proper noun, the name of a specific place;product, a common noun.
oil
Seafood
fishing and lumber
find out
flax