Which evidence causes most scientists to believe that seafloor spreading occurs at the mid-Atlantic Ridge?
А
Oceanic crust is oldest at the ridge.
B
Large sedimentary folds exist in the mantle near the ridge.
Oceanic crust on both sides of the ridge is less dense than
continental crust.
D
Oceanic crust on both sides of the ridge shows matching
patterns of reversed and normal magnetic polarity.

the correct answer is 2 and 4

d. cellulose and starch

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.