Use the following information to answer the next question.

Each molecule of human insulin consists of 2 chains in which chain A has i amino acids and chain B has ii amino acids.

The information in which of the following alternatives completes the given statement.

Options

A)

i

ii

30

21

• B)

  i

  ii

  21

  21

• C)

  i

  ii

  30

  30

• D)

  i

  ii

  21

  30