Its is to end slavery because of troubles
The answer is: C. <span>European immigration to Canada increased. The immigrants contributed to the economy by farming, ranching, mining and trading.
The freeland advertising made many European sees a lot of opportunities to start new business and turned their life around.
Because of this, many immigrants came to Canada (not just from Europe) and made various economic sectors in Canada Started to flourish.</span>
Chemical contamination is when chemicals from industries or harmful sprays in farming get washed off into bodies of water.
