<span>The continents were once one large land mass
This seems most likely since geology focuses on rocks, etc. </span>
The phrase, a decent respect for the opinions of mankind, was intended to convey a respect for what mankind thinks. Opinions are biases indulged by mankind inside their thought-matrices. Mankind is the species known as Homo Sapiens Sapiens.
Answer:
I see means we see it through our eyes and thoughts other ways to "see" are to ask other people
Healthcare insurance is an insurance covering some or all of the risks of a person when surrounding any expenses they may need medically.
