Answer:
you cant see the words what do they say?
Bonds issued by the U.S. treasury are back by the federal reserve and claim to have no credit risk. Agency bonds also usually have low credit risk. otherwise you just have to look at the bond before you invest and find out what dink of credit risks are involved.
{c}. Dinosaur Bone<span>
Fossils are remains from a certain organism,</span><span>or trace of any once-living thing from a past </span><span>geological age.
If it is check all that apply, </span>{b}. Shrimp Burrow might be one of the answers too, but until then, stick with C.