I don't understand this at all...can someone help me with these english questions? and explain how you got the answer please & thnks

1.)In the Senate, the most powerful part of the government, all senators were patricians (members of Rome's richest and most important families), while the plebeians (the common people), to obtain political rights, formed their own assembly, the Concillum Plebus, and named their leaders tribunes.

Which is the best summary based on key words for the sentence?

a.)Senators were most powerful, but plebeians formed their own assembly.

b.)Senators were powerful patricians; commoners had their own assembly.

c.)Patrician senators were rich and important, and also powerful; the common people had their political rights in assembly.

2.)Where is the topic sentence most frequently found in a paragraph?

a.)at the beginning of the paragraph

b.)in the middle of the paragraph

c.)at the end of the paragraph

Stereotyping is another harsh action, where a person is pre-judged wrongfully because of a characteristic such as their skin color or national origin, or even what they wear.

3.)Which is the best summary based on key words for the sentence?

a.)Color, origin, or clothing leads to stereotyping.

b.)Stereotyping is harsh prejudgment of personal characteristics.

c.)Stereotyping prejudges people by characteristics.

d.)Stereotyping is skin color, national origin, or what someone wears.