The obvious response to this question would be to say that the school should do all that it reasonably can.
Black's obvious response was this; White then had to do that.
When a funding crisis comes, the most obvious response is to cut the wage bill.
But one obvious response is to improve fuel economy standards, which have not been tightened since the Reagan years.
Across the Atlantic, where only a tiny minority took a serious interest in global politics, there was little obvious response.
"It is an obvious response to the strength of the euro against the dollar," he said.
It's this obvious response that makes this particular training method so useful.
There was no obvious physical response, but the brain waves danced.
The most obvious response to the situation was indeed so obvious that no one knew whether or not to try it.
I cannot understand the absence so far of the most obvious response: the free world must boycott the 2008 Olympics.