Maria assembled pictures of the organisms seen here to represent a simple aquatic food chain. what must maria add to make this food chain model more accurate?

the glands which are associated with each description is given below:

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.

i won't lie i don't know so go online and ask google thats what i do

1. is geographic distribution

2 is increasing complexity

3 is transitional forms