If we set the alarm clock already refused to wake up on time, and then wake up call even if it is 2-3 minutes. The effect is that we need to take a bath. Get faster and might cause us to learn.
If we did not already set the alarm clock to wake up on time, and late though it is 2-3 minutes. The impact is that we need a shower. Prepare to be faster And may lead us to call it.
If we set and won"t wake up on time, too late, even if it is 2-3 minutes. The impact is, we need to take a shower, get faster. And may make us late for class.