B. Then the rescue efforts of the save the dolphins group have a great impact
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.
G. high-sounding interpretation can be put upon them but because
they are useful
Answer:
the second one
Explanation:
since i helped can i have brainlist please that would be great;y appericated :D