TASK DEFINITION: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
PROBLEM: Category: I'M JUST RUNNING IN FOR... 
Clue: ...20 first-class stamps, which will now cost this much total

SOLUTION: $7.40

PROBLEM: Category: PHONING IT IN 
Clue: Reflecting the company's activities at its founding in 1885, it was the second "T" in AT&T

SOLUTION: telegraph

PROBLEM: Category: WOMEN IN CHARGE 
Clue: From 1966 to 1977 & from 1980 to 1984, she led the world's largest democracy

SOLUTION:
indira gandhi