I need some more details. Unless this is a joke.
A) Role as leader of the family houshold
I think the correct answer from the choices listed above is the first option. S<span>ystematic names are preferred over common names because c</span><span>ommon names do not provide information about the chemical composition of the compound. It does not say well the elements involved. Hope this answers the question.</span>
The answer is A: a lunar eclipse