List three food sources of Omega-3 fatty acids.
1. Fatty fish such as salmon, mackerel, and sardines.
2. Flaxseeds, chia seeds, and walnuts.
3. Plant oils like flaxseed oil, soybean oil, and canola oil.
Complete the following task based on the instruction and optional input provided.### Instruction:
List three food sources of Omega-3 fatty acids.

### Output:
1. Fatty fish such as salmon, mackerel, and sardines.
2. Flaxseeds, chia seeds, and walnuts.
3. Plant oils like flaxseed oil, soybean oil, and canola oil.