Th correct answer is letter A. Echo sounding is very useful for depth profiles where SONAR is used to determine the depth of water through the transmission of sound pulses. It is calculated by checking the interval between the mission and the pulse that is recorded within the SONAR device.
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The sedimentary rocks beneath the ocean bottoms are very thin
Kuril island hope it helps
Answer:
the answer is d female deciples should enter a convent to attain salvation
