What do the magnetized “stripes” on the ocean floor reveal to scientists? (science)
a: mid-ocean ridges
b: how old the rock is
c: reversals in earth’s magnetic field
d: hardened molten material

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.

the answer is translated आशा है कि मैंने मदद की.