What are you call compound why?​

When two or more atoms of different elements join together we call it compounds. It is because a molecules can be made up of two atoms of the same kinds, as when two oxygen atoms bind together to make an oxygen molecule

i am going to put the answers in order i dint feel like typing it out so yeah

a

d

c

b

b

b

a

d

a

b

c

c

c

b

d

b) mutualism

hope this : )