Linnaeus developed his classification system for organisms according to:. 1. A theory of descent by modification. 2. Darwin's theory of evolution. 3. Lamarck's theory of evolution. 4. Fixity of species and 5. The sequential ladder of life.

Correct Answer is (4)

Explanation:

(4) Linnaeus developed his classification system for organisms according to Fixity of species.Aristotle's thoughts shaped the reason for the western confidence in a fixity of animal species.Every one of which has a run of the typical  structure. Carolus Linnaeus (1707-1778 AD) arranged creatures following a binomial arrangement of classification, giving every specie a particular and conventional name e.g. Homo sapiens (Genus species).People of an animal varieties are not identical attributes are passed from age to age more posterity are conceived than can endure and just the overcomes of the opposition for assets will replicate.