And then he perceived that, very slowly, the circular top of the cylinder was rotating on its body. it was such a gradual movement that he discovered it only through noticing that a black mark that had been near him five minutes ago was now at the other side of the circumference. even then he scarcely understood what this indicated, until he heard a muffled grating sound and saw the black mark j*rk forward an inch or so. then the thing came upon him in a flash. the cylinder was artificial—hollow—with an end that scr*wed out! something within the cylinder was unscr*wing the top!

wells creates an aesthetic impact on the reader by

a. describing the scene factually to create a sense of detachment in the reader.

b. moving from longer to shorter sentences to create excitement in the reader.

c. establishing a peaceful mood to make the text more pleasing to the reader.

d. creating a lecturing tone to make the text more comfortable for the reader.