Các số oxi hoá đặc trưng của Crom trong hợp chất là 

A. +1, +2, +4, +6. 

B. +3, +4, +6. 

C. +2, +4, +6. 

D. +2, + 3, +6. 

Mark the letter A, B, c, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

Soccer is not my favourite sport. My father is infatuated with it.

A. Neither my father nor I like soccer. 

B. Soccer is not my favourite sport so my father is infatuated with it. 

C. Because soccer is not my favourite sport, my father is infatuated with it. 

D. Although my father is infatuated with soccer, it is not my favourite sport.