Which prefix changes the meaning of bacterial from "relating to or caused by bacteria" to "preventing bacteria"?

Read this excerpt from leah missbach day's foreword to wheels of change. bicycles have long played a role in my life. as a young woman, i rode one year-round before i had a car. but it was later in adulthood that the bicycle became more than a source of transportation for me. the bicycle actually began to truly shape the way i saw the world. what is the author's purpose for including this in the foreword?

*ill give best answer brainliest*read the excerpt below and answer the question. we did not know, as yet, which was the better side, right or left, which road led to prison and which to the crematoria. still, i was happy, i was near my father. our procession continued slowly to move forward. another inmate came over to us: “satisfied? ” “yes,” someone answered. “poor devils, you are heading for the crematorium.” he seemed to be telling the truth. not far from us, flames, huge flames, were rising from a ditch. something was being burned there. a truck drew close and unloaded its hold: small children. babies! yes, i did see this, with my own eyes . . children thrown into the flames. (is it any wonder that ever since then, sleep tends to elude me? ) so that was where we were going. a little farther on, there was another, larger pit for adults. what is the conflict portrayed in this excerpt from elie wiesel’s night? select all that apply. the external conflict between the nazis and the jews the external conflict between the nazis and the allies the external conflict between wiesel and the inmate the internal conflict between wiesel’s memory of the burning bodies and his desire for peaceful sleep

[v]ast numbers of our people are compelled to seek their livelihood by begging, robbing, stealing, cheating, flattering, suborning, forswearing, forging . . which satirical element is most dominant in the passage above?