story name : "A Mechanical Genius" by Barbara D. Krasner, Cobblestone.
Which detail from the passage best helps you understand the meaning of subaquatic?
Answer choices for the above question
A. . . . that emerged from the design became known as an ironclad.
B. . . . system of naval warfare.
C. . . . which poked out of the water . . .
D. . . . positioning the vessel's engine under water . .