After a $4-$for$-1$ stock split, Amante Co$.$ paid a dividend of $$1\mathrm{.}25$ per new share, which represents a $5\%$ increase over last year's pre$-$split dividend. What was last year's dividend per share?

a$)$ $$5\mathrm{.}25$

b$)$ $$4\mathrm{.}76$

c$)$ $$1\mathrm{.}19$

d$)$ $$1\mathrm{.}31$