I think it's "May", for the exam choose only "May". "You may turn to the first aid stations if necessary. " It means, you are allowed to do that if necessary.
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I think it's "May", for the exam choose only "May".
"You may turn to the first aid stations if necessary. "
It means, you are allowed to do that if necessary.
But in speaking, people could use "can" and it's acceptable especially for informal stuff.
Ask them about the reason. I still think it's "may" not "can". But in speaking, it's fine to use "can".
scarf train 841can
You can turn to the first aid stations if necessary. (These are available if you need them. )
May is associated with permission. You do not require permission to use a first aid station.