Study Figure 4a, which shows the average annual income from different farm diversification activities in South West England in 2023.
| Diversification activity | Average annual income (£) |
|---|---|
| Glamping and yurt hire | 18,000 |
| Farm shop and café | 16,500 |
| Wind turbine energy generation | 12,000 |
| Equestrian boarding/stables | 9,000 |
| Educational farm visits | 4,500 |
Using Figure 4a, suggest one reason why diversification is important for farmers.
