The best and most correct answer among the choices provided by your question is the second choice or number 2.
The two broad categories of plants are trachaeophytes and bryophytes.
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Answer: float
Explication: If the density is less than the waters then it will float
Heredity is the passing of physical characteristics unto the next generation a mouse for example might have brown fur the mouse he "gets busy with" also has brown fur likely hood of the baby having brown fur is a high likley hood hence you can say that the baby mouse has brown fur because of the heredity of his parents<span />