Belco, Inc., an S corporation, paid the full cost of health insurance premiums for Adam, a more$-$than$-2\%$ shareholder and the sole employee of the corporation. The premium cost was included on Adam's Form W$-2$ in box $1$ and notated on Schedule K to Adam's Schedule K$-1.$ As a result, what benefit may Adam be able to claim on his personal tax return?

Self$-$employed health insurance deduction.

Qualified business income deduction.

Saver's Credit.

A reduction in self$-$employment tax.