Answer:
They are famed for their commercial and maritime prowess and are recognized as having established harbors, trading posts and settlements throughout the Mediterranean basin
Explanation:
 
        
             
        
        
        
Reapportionment Act of 1929 was passed in order to put in place a permanent method for dividing a constant 435 in the US house of representative in accordance with census. According to the constitutions, each state was supposed to have one representative in the house of representative. As the population of US increase, it becomes difficult how to choose members of house of representative, hence this law.
        
                    
             
        
        
        
Answer: a) selecting an impartial leader.
Explanation:
Groupthink is the technique which is used by a group of people to make a decision without considering opinion, thoughts,suggestion etc of members of group.This leads to elimination of creativity and degraded decisions.
To eliminate group-think, the possible way is to choose a impartial leader of that group. Impartial leader will tend to welcome and hear opinion and suggestion from members and also will not expect that everyone should to think about particular result.
Other options are incorrect because people who raise objection are also required so that their objection can be considered for betterment of decision.Conformity cannot help in removing group think.Outside experts are already not a part of group.
Thus, the correct option is option(a).