On January $2,2025,$ Blossom Co$.$ issued at par $$10800$ of $6\%$ bonds convertible in total into $1000$ shares of Blossom's common stock. No bonds were converted during $2025.$ Throughout $2025,$ Blossom had $1000$ shares of common stock outstanding. Blossom's $2025$ net income was $$4200,$ and its income tax rate is $30\%.$ No potentially dilutive securities other than the convertible bonds were outstanding during $2025.$ Blossom's diluted earnings per share for $2025$ was

$$2\mathrm{.}10.$

$$4\mathrm{.}65.$

$$2\mathrm{.}33.$

$$2\mathrm{.}40.$