This system would be successful without having the advance technology like steam engines and other innovative technologies!
It would be 7 and 8 and 9
Answer: The Schengen Agreement is a treaty which led to the creation of Europe's Schengen Area, in which internal border checks have largely been abolished. It was signed on 14 June 1985, near the town of Schengen, Luxembourg, by five of the ten member states of the then European Economic Community
Explanation: With the signing on 14 June 1985 of the Schengen Agreement, Belgium, France, Germany, Luxembourg and the Netherlands agreed that they would gradually remove controls at their common borders and introduce freedom of movement for all nationals of the signatory EU States, other EU States or non-EU countries.
Hope this helps^^
Answer:
I would say a
Explanation:
Density and hardness have little to do with melting points and while option c seems correct it is less specific than option a and in science specifics and detail is very important
