I am unsure of how to answer this completely, but I will give it my best.
It could be meant that there is no physical boundary holding them apart and that the world's oceans simply flow into each other rather than being separated. Such as the pacific and Atlantic. They are not held apart, they flow around countries and flow into each other at a certain point.
Explanation:
The shape may have been developed to represent the longevity of a relationship, but it's valued because the oval diamond can make one's fingers look longer and thinner.
I think its D. Get a second opinion im only a sophmore in highschool lol but i would pick that if i were u.
In luck now I hope it helps u
<span>Siddharta gautama the founder of buddism was originally a member of Hinduism</span>