$10.$ After which worker does diminishing marginal product first occur? $*$

$1$ point

Questions $10-11$ refer to the table below, which shows the short$-$run production function of a perfectly competitive firm that produces potatoes using one variable input, labor.

$\backslash$begin$\{$tabular$\}\{|$c$|$c$|\}$

$\backslash$hline Number of Workers & $\backslash$begin$\{$tabular$\}\{$c$\}$

Potatoes Harvested $\backslash \backslash$

$($pounds per hour$)$

$\backslash$end$\{$tabular$\}\backslash \backslash$

$\backslash$hline $0$ & $0\backslash \backslash$

$\backslash$hline $1$ & $3\backslash \backslash$

$\backslash$hline $2$ & $7\backslash \backslash$

$\backslash$hline $3$ & $10\backslash \backslash$

$\backslash$hline $4$ & $12\backslash \backslash$

$\backslash$hline $5$ & $12\backslash \backslash$

$\backslash$hline $6$ & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$

Second worker

Sixth worker

Fifth worker

Third worker

Fourth worker