Answer:
So
Step-by-step explanation:
As a coordinating conjunction, so can link two independent clauses in a manner similar to therefore, and as a subordinating conjunction, it can link two unequal clauses (one independent clause and one dependent clause) in the sense of so that.
FANBOYS REFER TO
F = for
A = and
N = nor
B=but
O= or
Y = yet
S = so