Hint: free chocolates

(a)  

Hint: The first speaker..

(a)  

Hint: Connecting people

(a)  

Hint: Something that travels in the carousel

(a)  

Hint: The most awaited...

(a)  

Hint: Had been in demand in the recent..

(a)  

Hint: A wasted liquid..

(a)  

Hint: The nation salutes

(a)  

Hint: India's asset..

(a)