Answer:
i think its A although i'm not sure, because multimodal transport means that a combination of at least two or more different modes to move your cargo from a place in one country to another country. i'm sorry if i'm wrong.
Explanation:
An author who wanted to increase the complexity of a character might make that character more ambiguous. A person who is ambiguous is a person with a bad behaviour and it makes them act differently throughout the story. For example, a boy who is moral but fusses because he doesn't get the toy he wants, this is considered as an ambiguous character. Therefore, the answer is ambiguous.
It is a reward. This will make your future a great one, this could affect your future by..say, helping you get a diploma.