Answer:
C
Explanation:
an index fossil is a fossil from a very short-lived, geographically widespread species known to exist during a specific interval of geological time.
A heterogenous mixture is one which does not have uniform properties throughout. This is likely to happen in a mixture of sand and water because sand does not dissolve in matter and will settle down.
4.8A
12/2.5=4.8, the current in this wire should be 4.8A
They would need a probable cause like a warrant for their arrest. If they don't have a warrant they would need evidence such as a description.