Given the $2$D arrays: String$[]$ dates $=\{"$March $29$th$",$ "March $30$th$",$ "March $31$st$",$ "April $1$st$",$ "April $2$nd$"\}$; and int$[][]$ testScores $=\{\{85,90,80,70\},$

$\{90,80,75,85\},$

$\{70,75,80,90\},$

$\{80,90,85,75\},$

$\{75,70,80,85\}\}$; Traverse the cityTemps array and calculate the average of each column.

Return a String containing each date and the average temperature on that day.

Use the getDate$()$ method to get the date for each column. public class Temperatures $\{$

private String$[]$ dates; $//$ The $1$D array of dates

private double$[][]$ cityTemps; $//$ The $2$D array of temperatures for several cities

$/*$

$*$ Initializes dates to the specified $1$D array containing the dates

$*$ for each column of cityTemps and initializes cityTemps to the

$*$ specified $2$D array of temperatures for several cities

$*/$

public Temperatures$($String$[]$ dates, double$[][]$ cityTemps$)\{$

this.dates $=$ dates;

this.cityTemps $=$ cityTemps;

$\}$

$/*$

$*$ Returns the $1$D array of dates

$*/$

public String$[]$ getDates$()\{$

return dates;

$\}$

$/*$

$*$ Returns the $2$D array of temperatures

$*/$

public double$[][]$ getCityTemps$()\{$

return cityTemps;

$\}$ public String dailyAverages$()\{$ return $""$;

$\}$

$/*$

$*$ Returns the date for a given column

$*/$

public String getDate$($int column$)\{$

if $($column $<$ dates.length$)\{$

return dates$[$column$]$;

$\}$

else $\{$

return "Unknown";

$\}$

$\}$

$\}$