Ireland's great famine of the mid 19th century resulted in: a) new reforms outlawing child labor in dangerous industries b) millions of people fleeing ireland for the americas c) the establishment of government welfare programs for the popr d) a decline in urban populations as people moved to rural parts of the country

B) millions of people fleeing Ireland for the Americas

Many people emigrated to America, Canada , Australia or Britain and continued to leave Ireland in droves years after the famine. Some of the people were also angry at the English government for not doing more to prevent the famine

B) millions of people fleeing Ireland for the Americas

Explanation:

The Great Famine was a time of starvation, sickness and huge displacements in Ireland somewhere in the range of 1845 and 1849. During the starvation, around one million individuals kicked the bucket and a million more emigrated from Ireland,  causing the number of inhabitants in the island to fall somewhere in the range of 20% and 25%.  

The starvation and its belongings for all time changed the statistic, political and social scene of the island. For both Irish locals and those in the subsequent diaspora, the starvation went into mainstream memory and turned into a revitalizing point for Irish patriot developments. Relations, effectively stressed between the Irish and the British crown, soured, considerably progressively, expanding ethnic and partisan strains, and the energy of Irish patriotism and republicanism in Ireland and among Irish exiled people in the United States and somewhere else.

a.

congress passed laws allowing for free passage between states.