Caste is more rigid and unchangeable than class. It is difficult ...

[fasfsadfdsfa]

Caste is more rigid and unchangeable than class. It is difficult for a family to change its class, but virtually impossible to change caste.
 
  Indicate whether the statement is true or false

Question 2

Slobodkin has shown that flexibility, rather than perfect adaptation to a specific environment, is the best strategy for survival.
 
  Indicate whether the statement is true or false

[kaylee05]

Answer to Question 1

TRUE

Answer to Question 2

TRUE