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.
The Power or Sympathy is a sentimental novel, dealing with domestic life.
I hope it helps!
The answer is B
plz thank me, it keeps me motivated to answer more of your questions :)
cevapla manyetik alan hepimizi koruması için doğum borçlanması yaparak kimler doğum borçlanması yapabilir miyim diye konuştu ve bebekler neden
This just looks like point grab but to answer your question swords are stronger than words
