Below are the most commonly accepted answers. I have grouped them by question type.
The passage may say "individuals often resort to deceptive omissions", but the answer requires two words – so they expect deceptive omissions or simply omissions (depending on the gap). Always check word count limits. the truth about lying ielts reading answers
2. Most people lie at least once a day.
3. Polygraph tests are 100% accurate.
4. Children learn to lie before age 5.