A is correct...
hope helps
Https://foreignpolicy.com/2015/10/05/irans-identity-crisis/
Answer:
Cellulose
Explanation:
Others are petroleum derivatives
All investments involve some degree of risk. In finance, risk refers to the degree of uncertainty and/or potential financial loss inherent in an investment decision. In general, as investment risks rise, investors seek higher returns to compensate themselves for taking such risks.(this was searched)
