Determine the absolute error when:

$P=21545\mathrm{.}123548$

$P**=21545\mathrm{.}123523$

$($P: True value, $P^{**}$ : Approximated value$)$

Select one:

$25{10}^{-4}$

$2\mathrm{.}5{10}^{-4}$

$0\mathrm{.}25{10}^{-4}$

$0\mathrm{.}025{10}^{-4}$