Which of the following is a disaccharide?

$A$ healthy person eats the following diet: $5 \ gm$ raw sugar,$4 \ gm$ albumin,$10 \ gm$ pure buffalo ghee adulterated with $2 \ gm$ vegetable ghee (hydrogenated vegetable oil) and $5 \ gm$ lignin. How many calories is he likely to get?

In the following combinations of logic gates,the outputs of $A, B$ and $C$ are respectively:

Accumulation of which of the following molecules in the muscles occurs as a result of vigorous exercise?

The minimum value of $2x^2+x-1$ is:

The $IUPAC$ name of the given compound is: