question_answer

Direction: Fill in the gap with the correct option in each of the question from.

\[\mathbf{DEF},\mathbf{DE}{{\mathbf{F}}_{\mathbf{2}}},\mathbf{D}{{\mathbf{E}}_{\mathbf{2}}}{{\mathbf{F}}_{\mathbf{2}}}................\text{ }{{\mathbf{D}}_{\mathbf{2}}}{{\mathbf{E}}_{\mathbf{2}}}{{\mathbf{F}}_{3}}\] 

A) \[DE{{F}_{3}}\]                  

B)        \[{{D}_{3}}E{{F}_{3}}\]

C) \[{{D}_{2}}{{E}_{3}}F\]               

D)       \[{{D}_{2}}{{E}_{2}}{{F}_{2}}\]

E) None of these