A report says an error was “isolated.” What additional fact would best support that description?
กThe error was very serious.
ขNo testing was performed.
คThe error affected an unknown number of records.
งTesting found the error in one transaction and none in the remaining 4,999 transactions.
เฉลยอธิบาย
isolated ต้องมีหลักฐานว่าจำกัดอยู่เฉพาะกรณี ไม่แพร่หลาย