At the beginning of the year, $1$ EUR could be exchanged for $1\mathrm{.}90$ NZD$.$ At the end of the year, $1$ EUR could be exchanged for $1\mathrm{.}85$ NZD$.$ Calculate the percentage change in the value of the NZD over this period.a$.$ None of the eptions in this questionb. $\backslash (-2\mathrm{.}632\backslash \%\backslash )$c$.0\mathrm{.}05$ NZDd$.0\mathrm{.}014$ EURe. $\backslash (2\mathrm{.}703\backslash \%\backslash )$