It does not seem like one vote can make a difference. Every eligible person should vote.
Which revision offers the most improvement in sentence fluency?
Although it does not seem like one vote can make a difference, every eligible person should vote.
It does not seem like one vote can make a difference, although every eligible person should vote.
It does not seem like one vote can make a difference because every eligible person should vote.
Since it does not seem like one vote can make a difference, every eligible person should vote.