Solve the Problem $\quad$ $\text { Lemonade }$ $\quad$

Solve the problem.
-A street vendor at a parade sells fresh lemonade, soda, bottled water, and iced-tea, and the unit price for each item is given in matrix P. The number of units sold of each item is given in matrix N.Compute NP and interpret the result. $\quad$ $\text { Lemonade }$$\quad$ $\text { Soda }$ $\quad$ $\text { Water }$ $\quad$$\text { Tea }$
$\begin{array}{cccc}N=\left[\begin{array}{llcl}120 &\quad 280 &\quad\quad 370 &\quad\quad 70\end{array}\right]\end{array}$

$P = \left[ \begin{array} { l | l } \$ 3.00 & \text { Lemonade } \\\$ 2.00 & \text { Soda } \\\$ 1.00 & \text { Water } \\\$ 1.50\end{array} \right] \text { Tea }$

A) $[ \$ 1,410 ]$ ; The value $\$ 1,410$ represents the total revenue from the sale of these fouritems
B) [ $\$ 900 ]$ ; The value $\$ 900$ represents the total revenue from the sale of these four items
C) $[ \$ 1,395 ]$ ; The value $\$ 1,395$ represents the total revenue from the sale of these four items
D) $[ \$ 6,300 ]$ ; The value $\$ 6,300$ represents the total revenue from the sale of these four items