Which is the first step in the seafloor spreading process? A crack forms in oceanic crust.
Volcanoes erupt under the ocean.
Molten rock rises up through the crust.
Dense plates are subducted under less dense plates.

option a and d is the correct answer

i hope this u

plz mark as the brainliest answer

b 04545

the statements that apply here about binary star system are

"have stars that might appear to wobble"

"often have one star that is brighter than other"

a binary star is a star system consisting of two stars revolving around their common barycenter. systems of two or more stars are called multiple star systems.