Given below are two statements :
Statement I: Ladybird and Dragonflies are useful to get rid of aphids and mosquitoes. Trichoderma fungus are effective bio control agents of several plant pathogens.
Statement II: The biological control of plant diseases and pest can control increasing use of insecticides and pesticides, thus saving our environment from being getting polluted.
In the light of the above statements, choose the most appropriate answer from the options given below :