Which Trophic Level is Most Vulnerable to Extinction

Question

Which trophic level is most vulnerable to extinction?
A)producer level
B)primary consumer level
C)secondary consumer level
D)tertiary consumer level
E)decomposer level

Accepted Answer

Tertiary consumers are most vulnerable to extinction because they are at the top of the food chain, have fewer numbers, require more energy and resources, and are more affected by changes in the population of organisms at lower trophic levels.