To shave, most often people went to the barbershop. the razor required a little bit more skill.

choose the sentence that best combines these two sentences.
a.
to shave, most often people went to the barbershop. therefore, the razor required a little bit more skill.
b.
to shave, most often people went to the barbershop. finally, the razor required a little bit more skill.
c.
to shave, most often people went to the barbershop because the razor required a little bit more skill.
d.
to shave, most often people went to the barbershop; however, the razor required a little bit more skill.