most likely: busy and difficult
That would be Europe, the Indies and North America. So the answer A
Answer:
protect our borders can be the correct solution for saving our own life and our lovely country
Answer:
They were played at 12 and 26 frames per second, played at a very wrong speed
Explanation:
The correct answer should be the third one you listed. The "current drag" then is a device that is used in order to measure the sub-surface currents. This device and the measurements it provides are extremely important for the field of oceanography which studies the aspects of the oceans both the physical and the biological ones.