B1
a subject or problem which people are thinking and talking about
Dictionary examples:
Our school's biggest issue is students falling asleep during exciting math lessons. (0.0)
The biggest issue in our office? The coffee machine always serves tea! (0.0)
The supermarket's main issue? Customers eating all the free samples! (0.0)
environmental/moral/personal issues (34.7)
As employers we need to be seen to be addressing these issues sympathetically. (72.5)