The British have left the European Union recently due to what concerns? a
Other countries financial issues were hurting their economy
They are welcoming immigrants from across the globe.
They wanted to rule the world
They were fighting dictatorships
o

Other countries financial issues were hurting their economy

Explanation:

The European Union is an amalgamation of different countries under one body in-order to promote unique economic and developmental goals. And also, it ensure single and free movement of goods and people without restrictions whatsoever.

For the British, their leaving the European Union (commonly called Brexit) is as a result of the financial issues of other smaller countries hurting their economy. The wanted to be in charge of their economy going by the fact that, their currency is far better and valuable than the Euro.

c, this answer is productivity.