user: Question: What Variant has a Launch site that is White Sands?
Columns: ['Date/Time ( GMT )', 'Variant', 'Launch site', 'Mission', 'Outcome']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['September 1959', 'BB-I', 'Fort Churchill', 'Test flight', 'Successful']
SQL:

assistant: SELECT "Variant" FROM "Table" WHERE "Launch site" = 'White Sands';