4. Assuming there are no major changes in either the discharge of the river or the slope of the channel, which image shows the most likely course of the river in 500 years?
Original river
O A Image A
O B. Image B
O c Image C
OD. There is no way to determine which image is most likely

Image B

Explanation:

As you see from image B, the meander (curve) looks a lot more bigger than the original river due to various processes such as erosion and deposition.

if someone had the list of traits you provided

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.