A manager at Kohl's, a discount department store, places its private label jeans $($price: $$44\mathrm{.}99)$ right next to Levi's jeans $($price: $$79\mathrm{.}99)$ with a sign that reads, "Compare our prices to Levi's!" What kind of pricing tactic is the manager using?

a$.$

Prestige pricing

b$.$

Special$-$event pricing

c$.$

Reference pricing

d$.$

Odd$-$even pricing

e$.$

Everyday low pricing