In hybrid/ GMO, a completely new trait is introduced.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Terms:**
- **Hybrid:** A hybrid organism is created by crossing two different species or varieties to combine their traits. This process involves mixing existing traits rather than introducing entirely new ones.
- **GMO (Genetically Modified Organism):** A GMO is an organism whose genetic material has been altered using genetic engineering techniques. This alteration can introduce completely new traits that were not present in the original organisms.

2. **Analyzing the Question:**
- The question asks whether a completely new trait is introduced in hybrids or GMOs.
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