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Which of the following statement is true...

Which of the following statement is true for variation in organisms?
(1) The occurrence of differences among the individuals of the same species is known as variation.
(2) Variations decrease the possibilities of survival.
(3) The process of evolution decreases the variation in organisms.
( 4) During meiosis, crossing over takes place between the genes and hence, new combinations are formed, which ultimately results in producing variations.

A

(1) and (3)

B

(1) and (4)

C

(2) and (4)

D

(2) and (1)

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The correct Answer is:
A, D
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