All of these.. Because it contains all of these characteristics
1. P<span>arasympathetic Nervous System
2. Excretion
3. A</span><span> Preanesthetic Medication
4. I</span><span>ntravenous Injection
</span>5. Perfusion
Hope this helps xox :)
The frontal lobe is responsible for reasoning.
In general, for most things, A would be correct (Any time of the day). It kind of depends on what you ar collecting the sample for. I think the earlier the better but it doesnt usually matter.