Answer:
Correct answers are: 
He created a standard currency.
He expanded education by making it more available to people.
He helped the Roman Catholic Church grow.
He established a standard for written laws.
Explanation:
First option is correct because he created unified system across the whole Frankish Empire, including the currency.
Although illiterate, he funded the spreading of education across the whole country.
He helped the development of the Catholic as he father did, and was even crowned by the Pope.
Fourth option is wrong as he Christian, and didn't allow introduction of new religions.
Fifth option is wrong, as the Byzantine Empire still existed in the East.
Last option is also correct as he tried to codify the laws on the soil of his country.
 
        
             
        
        
        
C.  
It was more efficient to import slaves from Africa than from other places.
 
        
             
        
        
        
Gorbachev attempted to restructure the political and economic system of the Communist Party.  He called the reconstruction of the economy "Perestroika" and "Glasnost"  was the reference of attempts to make the government more open.
An example of Perestroika would be ending of the price controls.
An example of Glasnost would be allowing contested elections to take place and allowing open public discussions. 
        
             
        
        
        
Bruh is dead what question is this
 
        
             
        
        
        
The role of slave resistance in bringing slavery to an end is often overlooked. However, slave revolts were very important as they put pressure on the colonial system and made politicians realise that ultimately slavery had to be abolished. A slave revolt was what all those involved in the slave trade feared most.