The crews of two boats at sea can commmunicate with each other by shouting. why is it impossible for the crews of the crews of two spaceships a similar distance apart in space to do this?​

Which of the following statements best describes relations between india and pakistan? a. the countries have had peaceful relations since the partition of india. b. the countries have an ongoing trade dispute with bangladesh. c. the countries have had conflicts over the region of kashmir. d. the countries have agreed not to develop nuclear weapons.