Samples of 2000 Were Taken from an Encoding Machine at a Bank

Multiple Choice

Samples of 2000 were taken from an encoding machine at a bank over a five-week period.Management is willing to use the historical average for the central line of the chart.
$$\begin{array} { | c | c | } \hline \begin{array} { c } \text { Sample } \\\text { Number }\end{array} & \begin{array} { c } \text { Proportion } \\\text { Defective }\end{array} \\\hline 1 & 0.001 \\2 & 0.005 \\3 & 0.006 \\4 & 0.006 \\5 & 0.002 \\\hline\end{array}$$
Which one of the following would be the limits for an attribute control chart with z = 2?

A) UCL > 0.010 and LCL > 0.001
B) UCL > 0.010 and LCL < 0.001
C) UCL < 0.010 and LCL > 0.001
D) UCL < 0.010 and LCL < 0.001