Which is the chemical test for polysaccharide?

$D-(+)$-glucose reacts with hydroxylamine and yields an oxime. The structure of the oxime would be:

Assertion $(A)$: Both Glucose and Fructose have the same $D$-configuration.
Reason $(R)$: Both Glucose and Fructose are dextrorotatory.
The correct option among the following is:

Which one of the following statements is correct?

To become a carbohydrate,a compound must contain at least

The indigestible carbohydrate,which is also a constituent of our diet,is