What is special about"boris"

Robert wants to know which fertilizer will work the best for his grass. what can he do to explore this inquiry?

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.