The cell theory states that the new species must be made up of one or more cells.
Hence option (c) is correct.
According to the scientific theory known as "cell theory," which was initially put forward in the middle of the nineteenth century, all living beings are made up of cells, which also serve as the fundamental structural and organizing unit of all organisms.
All species are made up of cells, which are also the fundamental building block of reproduction.
The following three principles underlie the cell theory:
1) One or more cells make up every living thing.
2) The fundamental building block of structure and hierarchy in organisms is the cell.
3) From already existing cells, new cells form.
Hence according to the first principle, option (c) is correct.
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