With which reagent does glucose react to form a crystalline osazone derivative?

$D$-glucose upon treatment with bromine-water gives:

Consider the following molecules:
Glucose $(K)$,Mannose $(L)$,Galactose $(M)$,$\alpha-Glucose$ $(N)$,$\beta-Glucose$ $(O)$
The correct set of epimer and anomer is respectively:
Epimer - Anomer

Natural glucose is termed $D$-glucose because

When glucose reacts with bromine water,the main product is

Which set of terms correctly identifies the carbohydrate shown?
$1$. Pentose $2$. Pentulose $3$. Hexulose $4$. Hexose
$5$. Aldose $6$. Ketose $7$. Pyranose $8$. Furanose