Part A- People are entitled to natural rights as all men are created equal and are endowed with certain unalienable rights like life, liberty and pursuit of happiness.
Part B- The government gets its power from the people as whenever the government becomes destructive of its ends (the government must secure the rights of life, liberty and pursuit of happiness) ,it is the right of the people to abolish and institute new government.
Part 3-
a: John Locke was the philosopher who influenced the ideas of the above excerpt.
b: The phrase "life, liberty, and pursuit of happiness" was an idea first considered by John Locke in his Two Treatises on Government.
c: The phrase "life, liberty, and pursuit of happiness" gives three examples of the "unalienable rights" that have been given to all human beings by their creator, and which governments are created to protect.