I think its D because it says paths of sea currents are paths or the sea
Explanation:
A because that's an act of kindness E2020 quiz got 100
It is in a remote location
railway depots are on open land; locomotives pull trains which are usually not in populated cites
No this sentences it has a idiom sentences, because it has the meaning with the simplifying that the meaning a word it is raining really outside. For example for rain metaphors sentences are It's raining cats and dogs. Save it for a raining day. Make it rain with money. It will never rains until it pours.
It will help you.
-Charlie
Have a great day