The first focus of french involvement in the 1 ) americas was centered on treasures as the spanish had obtained 2)fur trading using 3) the new tanning processes 4) exploration for a route to the east extraction from the great fishing waters

Your answer would be 2.) "Fur Trading Using".

How so, you may ask.

When the French settled in North America in Quebec in 1608, they focused on chores such as Fishing, Fur Trading, and Missionary Work, which simply means spreading their religion.

Hope this helps :)

no, to many things have came in to factor

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.