Examine the following common chemical structures to which simple functional groups are often attached (i) (ii) (iii) (iv) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}-\] (v) \[{{H}_{2}}C=C

• A. (i) and (v)
• B. (ii) and (iii)
• C. (ii), (iii) and (iv)
• D. (iv)