Wood is biodegradable.
certain plastics are biodegratable
The answer is:
b to convince readers that Britain has treated the colonists unfairly.
In the excerpt from the Declaration of Independence, the author mentions how Britain has has unjust methods. First, he acknowledges British "attempts by their legislature," usurpation, and the fact that the English government has has not listened to the colonies' claim for justice, even though Americans are their descendants.
They told him that blacks would get more rights, but it would be the separate-but-equal right.