Which statement best compares a trace fossil to a fossil that forms as a result of an entire organism being trapped in amber? -Both show the exact structure of the organism.

-Both require that the hard parts of the organism dissolve.

-Both form as a result of the organism leaving imprints in sediment.

-Both can possibly be used to study the organism's size.

HURRY please

Afarmer who is grown corn for the past five years notices in the sixth year that the his harvest is significantly smaller, despite an increase in labor on the farm. the following year, the harvest continue to decline. which of the following explanations most plausibly accounts for the reduction in corn yield? a) soil degradation b) desalinization c) better irrigationd) terracing