Which of the following ports is at the head of the gulf of finland? (1)murmansk (2)archangelsk (3)st. petersburg (4)vladivostok.

3.) St. Petersburg
is the port at the head of the Gulf of Finland

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.

Ibelieve it is- a mixed economy offers some protection for consumer rights but still allows a good deal of choice.