B. human and nature is the conflict
<span>It rained heavily during the afternoon, but we managed to have our picnic anyway.
(The last option.)
Hope this helps~!
~My taste in music is your face</span>
Answer:
The word "protracted" means lasting longer than expected, or unusually long, so what protracted most clearly means based on the context of the excerpt is how the time period of celestial motion studies must have lasted unusually long.
Answer:
End Wars
Try to bring awareness to Muslims.
Make the US safer.
End racism
End poverty
ETC
Sentiences 3 and 8 because they express emotional thought other than fact. For sentence three, using "terrible waste" can be debateable and shows more of an opinion. And sentence 8, by using "shouldn't" showing its still a posssiby something can or can not happen.
