At what aspects does the verb to dominate refers in the context of Power?

i would say it would refer to takeover, like by dominating an area you are taking over it

i would have to say "a" or "d".

in our power to make a world happy - to teach mankind the art of being so - to a character hitherto unknown - and to have, as it were, a new creation intrusted to our hands, are honors that command reflection, and can neither be too highly estimated,