1) Brain Cancer. ...
2) Increases stress level. ...
3) Weakens immune system. ...
4) Chronic pain. ...
5) Eye/ vision problems. ...
6) Hinders sleep. ...
7) Germs. ...
8) Hampers your thinking process.
The advantage is the specialist will be able to give you more info on what is wrong and a primary care physician can only give you as much info as they know. Like if your arm was broken you would want to go to a specialist because they know about more and a physician if you have a common cold.
I hope this helps I think that the answer is
C. We face the foe alone.
We can infer that he can communicate scientific issues “at its nearest distance only 35,00,00 of miles sunward of them” . He is an intelligent person and has done some research into the topic “And looking across the space with instruments and intelligences that we have scarcely dreamed of...” He is a detached and unemotional person who mostly focuses on the facts.
The narrator may also be described as well-educated for he uses long fancy words “with a cloudy atmosphere eloquent of fertility” and complex descriptions “..with glimpses through..navy-crowded seas”.