B. The patient will immediately spike a fever, followed by fits of chills and sweats.
Explanation:
The sentences follow a structure that start with a time period and follow with a happening. This is the case here in option B. The time period is when "<em>the patient will immediately spike a fever"</em>. What happens is that it will be <em>"followed by fits of chills and sweats"</em>. Also, this is the only option that is divided in two by a comma, which happens in all sentences os the excerpt.
B) there is another behind it just as important and just as nervously anxious to do something effective AND E) this particular wave was the final outburst of the ocean,