PLEASE HELP ASAP Select all that apply.
The five characteristics of classical civilizations are .

complex trade systems

overpopulation lasting marks on art, architecture, science, language, and literature

complex economic systems

all monarchies

advanced road systems

patriarchal nature of families

the ability to adapt and change

1. complex trade systems

2.  overpopulation lasting marks on art, architecture, science, language, and literature

3. all monarchies

4. patriarchal nature of families

5. the ability to adapt and change​

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.