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You need to create a report that displays the profits made by each territory for each year and its preceding year. Which Transact-SQL query should you use?

A table named Profits stores the total profit made each year within a territory. The Profits table has
columns named Territory, Year, and Profit.
You need to create a report that displays the profits made by each territory for each year and its preceding
year.
Which Transact-SQL query should you use?
A. SELECT Territory, Year, Profit,
LAG(Profit, 1, 0) OVER(PARTITION BY Year ORDER BY Territory)
AS NextProfit
FROM Profits
B. SELECT Territory, Year, Profit,
LAG(Profit, 1, 0) OVER(PARTITION BY Territory ORDER BY Year)
AS NextProfit
FROM Profits
C. SELECT Territory, Year, Profit,
LEAD(Profit, 1, 0) OVER (PARTITION BY Territory ORDER BY Year)
AS NextProfit
FROM Profits
D. SELECT Territory, Year, Profit,
LEAD(Profit, 1, 0) OVER (PARTITION BY Year ORDER BY Territory)
AS NextProfit
FROM Profits
Answer: B