Answer:
Option 2, letter.islower() is correct
Explanation:
letter.islower() returns true when the string "letter" is lowercase.
The qwerty keyboard is the most common keyboard.
Mail merge can combine data with the content of a document to make personalized documents.
A.Needs since they are necessary and needed for survival
Answer:
Game theory.
Explanation:
In the TV game show Jeopardy! Game theory allows contestant to use a strategy to seek out the hidden Daily Double questions, instead of the more common approach of selecting a single category and selecting questions gradually increasing in the degree of difficulty.
Game theory is the process of using mathematical model in the study of strategic interaction between two or more players in a game or situation having laid down rules and outcomes.
