Answer:
A bacterial infection usually spread by sexual contact that starts as a painless sore.
Syphilis develops in stages, and symptoms vary with each stage
I found this same question and the bolded words were OF MYSTERIES.
Choices given were:
a) adjective phrase
<span>b) appositive phrase </span>
<span>c) adverb phrase </span>
<span>d) participle phrase
</span>
The phrase OF MYSTERIES is an A) ADJECTIVE PHRASE. It describes the term writer.
Fine-grained, dark-colored mafic minerals
sec(A) = 5/3 ⇒ cos(A) = 3/5
Angles A and C are complimentary (they sum to 90°), so
sin(C) = cos(A) = 3/5
since sin(90° - x) = cos(x) for all x, and in turn
csc(C) = 1/sin(C) = 5/3