Final answer:
The gathered waters described in the Book of Genesis are called 'sea,' corresponding to the first option provided in the question.
Step-by-step explanation:
In the Biblical Book of Genesis, which lays the foundation for Judaism and Christianity, there is a passage where God is described as calling the dry ground 'land' and the gathered waters he called 'sea'. This corresponds to the first option provided in the question.
The description of the creation as told in Genesis indicates that on the third day, God gathered the waters together and called the dry ground 'land', and the gathering of the waters he called 'seas' (Genesis 1:9-10). This narrative is an essential part of understanding the spiritual beliefs regarding the creation of the Earth in these faiths.