Problem 3

$$\begin{array}{lcl} 3.\;John\;bought\;a\;laptop\;for\;x\;dollars\;and\\ sold\;it\;at\;a\;4\;percent\;profit.\;Which\;of\;the\\ following\;gives\;the\;amount\;of\;his\;profit?\\ \\ (A)\; \$ 1.04x\\ (B)\; \$ 0.96x\\ (C)\; \$ 0.04x\\ (D)\; \$ 0.4x\\ (E)\; \$ 0.6x\\ \\ \end{array}$$