I think it might be answer A
The Magna Carta is the document that granted rights to nobles in England, limiting the king's ability to tax them.
The best answers for this question would be:
<span>intervention in strikes affecting public welfare
and
the use of arbitration to settle labor disputes
Both answers describe how the government wants to be involved in order to conduct a peaceful conclusion. The methods are to have order with two types of people disagreeing, this is also to see what their point is. In conclusion, this is to listen to the people better and to understand opinion.</span>
<span>Nationalism reject Foreign influences.</span>