The diagram below shows the sequence of events and processes which resulted in the origin ) of life. * Α Chemical processes Appearance of bacteria Which of these best fits the box labeled A? (4 points)

this is math not biology xd

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project