Questions

Foreign keys are the columns of a table that points to the primary key of another table. They act as a cross-reference between tables.

In detail : A Foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table. In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table.

PIGEON

From Statement I -I. O is placed fourth to the right of P. G is not placed immediately next to either P or O.P_ G _ O _

From Statement II -II. N is placed immediately next (either left or right) to O. E is placed immediately next (either left or right) to G.N OO Nby combining both I & II Statement we can conclude -P_ G E O N

P I G E O N

Hence,statement I and II are sufficient to answer the question, while the data in statement III alone are not sufficient to answer the question.

The Cold War started with building tensions between the US and the USSR during World War II. As Stalin began to annex more countries and spread communism throughout Eastern Europe, the US began to feel threatened and feared that they would start a war amongst the capitalist nations. The US started an attempt to limit the spread of communism and protect capitalism, which led to a series of passive aggressive and indirectly hostile exchanges between the two nations.

The beginning of the end of the cold war, the Berlin Wall came down. The USSR began to collapse the following year, in 1990.

The 1st Asian woman cricketer to play hundred T20I's is Sana Mir.

Sana Mir is a cricketer and the Former Captain of the Pakistan national women's cricket team in ODIs and T20Is. In October 2018, she became the first Pakistani women cricketer to rank number 1 in ICC ODI bowler ranking. She has led Pakistan to two Gold medals in Asian Games 2010 and 2014.