| [ A ] Always inverted |
|
| [ B ] Always upright | |
| [ C ] Spindle shape | |
| [ D ] Both upright and inverted depending upon ecosystem |  |
| [ A ] Always inverted |
|
| [ B ] Always upright | |
| [ C ] Spindle shape | |
| [ D ] Both upright and inverted depending upon ecosystem | |
| Answer : Option D |
| Explanation : |
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