If you can't explain a concept simply, you don't understand it well enough — yet.

SNAP · Free quiz

SNAP — free 5-question quiz

5 questions in the SNAP pattern with instant scoring and solutions. A free account keeps your score and opens full mocks and your weak-topic map.

Question 1 of 5

Medium

In a certain code, each letter is replaced by the letter three places before it in the English alphabet, so HELLO is written as EBIIL. How is WORLD written in that code?