Questão 16

According to the text, choose the correct alternative(s):
 a) VF which (1st paragraph) refers to a nuclear bomb.
 b) VF It (2nd paragraph) refers to uranium.
 c) VF which (2nd paragraph) refers to the enrichment method.
 d) VF the word work (2nd paragraph) could be translated as to have a job.
 e) VF it (3rd paragraph) refers to the enrichment method.