ACCORDING TO PARAGRAPH 3, THE SALESMAN _ .A. COULDN’T REMEMBER HIS...

46. According to paragraph 3, the salesman _ .A. couldn’t remember his nameB. blamed his doctorC. had a problem with memoryD. had to retire because of his ageWhat is it that makes mobile phones potentially harmful? The answer is radiation. High-techmachines can detect very small amounts of radiation from mobile phones. Mobile phonecompanies agree that there is some radiation, but they say the amount is too small to worryabout.