Gondwana<span> was an ancient supercontinent that broke up about 180 million years ago.</span>
The answer is density, temperature, and salinity. These are the factors that makes a current that is 50 meter less deep. The other choices will create a higher amplitude of the current.
Older homes in older parts of Dublin would likely have more leaks. Water use is also affected by the size of gardens and lifestyle factors.
What is "candomble"? I would help, but I'm not sure if that's actually a thing or its something that I just dont know.