What set president lyndon baines johnson apart from his predecessor john f. kennedy?

John F. Kennedy

He was the president during part of the cold war, the superpower rivalry, and the Cuban missile crisis. He was the president who went on the media (television in particular) and communicated to the people about the crisis. He allowed the leader of the Soviet Union to withdraw their missiles.

Lyndon B. Johnson

He signed the civil rights act of 1964 into law and the voting rights act of 1965. He waged a war against poverty in his agenda. In his attempt to win that war, he set the great society, signed economic opportunity act, set programs like providing food stamps and extended welfare to destitute families. He created a department of housing and urban development. 

b: to eliminate competition from other farmers

the answer you are looking for is letter c. he supported the idea of a un-run war in serbia to bring peace to the area.

supporting this idea was an important step that bill clinton took in order to attempt to secure bosnia and keep the peace there. he led peace reconciliations -known as the dayton agreement- leaving bosnia as a single state made up of two parts with one central government.