Food Science & Nutrition

Option analysis:
(A) According to ICMR-NIN (2020), recommended daily allowances for niacin are: girls 10-12 years = $14\text{ mg/day}$, girls 13-15 years = $16\text{ mg/day}$, and boys 16-18 years = $22\text{ mg/day}$.

The 'e-dabbawala' service integrates web-based ordering, digital routing, and ICT platforms into the traditional lunchbox delivery system, serving as an iconic example of IT adoption in institutional food service and catering.

According to the official ICMR-NIN nutritional requirements for Indian mothers, the additional caloric requirement to support exclusive breast milk production during the first six months (0-6 months) of lactation is +600 kcal/day (later revised to +600/+520 kcal). Hence, +600 kcal is the established standard answer.

In hypertension management (DASH diet principles), dietary sodium intake is strictly restricted (< 1500–2000 mg/day):
Green leafy vegetables and whole cereals are rich in potassium, magnesium, and dietary fiber, which lower blood pressure and are actively encouraged.
Processed foods (canned soups, chips, ready-to-eat meals) are heavily laden with hidden sodium chloride and monosodium glutamate (D).
Commercial sauces, pickles, ketchups, and preserved foods contain high amounts of sodium-based preservatives (sodium benzoate, MSG, salt) (E).
Commercial milk products like salted butter, cheese, and processed dairy spreads are high in sodium and saturated fats (C).