$3\mathrm{.}1$ Explain the following codes for wheelchair passengers:

$3\mathrm{.}1\mathrm{.}1$ WCHR $(4)$

$3\mathrm{.}1\mathrm{.}2$ WCHS $(4)$

$3\mathrm{.}1\mathrm{.}3$ WCHC $(4)$

$3\mathrm{.}2$ Explain to your client the following meal codes:

$(5)$

$3\mathrm{.}2\mathrm{.}1$ DBML

$3\mathrm{.}2\mathrm{.}2$ LFML

$3\mathrm{.}2\mathrm{.}3$ FPML

$3\mathrm{.}2\mathrm{.}4$ ORML

$3\mathrm{.}2\mathrm{.}5$ KSML