A seed is
mature ovule
The correct option is B
Explanation of the correct option :
Explanation of the incorrect option:
Option A:
Matured ovary is fruit.
Option C:
The mature embryo consists of an embryonic root known as the radicle, an embryonic shoot, and one or two cotyledons.
Option D:
The matured fruit is ripened fruit.
Final answer: A seed is a mature ovule.