Which linking word (transition) best connects the opinion and reason in this sentence?

Question

Science teaches students important problem-solving skills, _______ it should be taught in every school.

(1 point)
Responses

finally
finally

so
so

also
also

because

Answer 1

The best linking word to connect the opinion and reason in the sentence is "so."

The complete sentence would read: "Science teaches students important problem-solving skills, so it should be taught in every school."