Which sentence contains a misplaced modifier?

the salesman sold the sports car with the leather seats to the young man.

the salesman sold the young man a brand new sports car.

the salesman sold the sports car to the young man with the leather seats.

the sports car with the leather seats was sold to the young man.

Consider the quadratic equation ax^2+bx+5=0,where a, b and c are rational numbers and the quadratic has two distinct zeros. if one zero is irrational what is the other zero?

Read this excerpt from the scarlet letter by nathaniel hawthorne and complete the sentence that follows. she had wandered, without rule or guidance, in a moral wilderness; as vast, as intricate and shadowy, as the untamed forest, amid the gloom of which they were now holding a colloquy that was to decide their fate. the author uses the point of view in the excerpt.

Can someone give me the main topics discussed in english segment 2 dba ( lesson 3.09 )