Questions

Neza-Chalco-Itza is one of Mexico City's barrios(slums). Most of its approximately four million inhabitants live there illegally. Mexico City's slums have been growing for more than 100 years, after the railways allowed new industry to beign in the city. 

The Dowry Prohibition (Amendment) Act came into force from october2, 1985. This made the original Act more stringent and effective.

I am black gold i.e charcoal. It is black when it is not used and when using it is red due to fire and when used it is in grey color as it becomes ash. 

A Badminton shuttle or a tennis ball.

humming Bird is the smallest among all the birds

We can say that sales promotion is a cost effective technique by which an organisation can achieve its sales volume or the marketing objectives by providing value added product and not just an ordinary product to the end user or even the intermediaries. It is short term by nature and is suitable enough for generating sales within a short span of time. Sales promotion techniques are being increasingly used by retailing organisations some of which include advertising, providing discounts and allowances or a 'buy one get one free offer' etc.