A group of students are constructing a water clock as part of a class project. Which instrument will they need if they want to calibrate the water clock by the original method used? A. octant B. sextant C. sundial D. dioptra

Brainliesttt !me : ) how did the japanese economy recover so quickly after world war ii? mass immigration to japan in an effort to rebuild economic and educational reforms passed by the government an economic partnership with korea and china marshall plan dollars stimulated the japanese economy