Trichoderma harzianum is used as a biocontrol agent against various plant pathogens. To which of the following class of fungi does it belong?

The Deuteromycetes reproduce only by asexual spores known as conidia. The mycelium is septate and branched. Some members are saprophytes or parasites while a large number of them are decomposers of litter and help in mineral cycling. Some examples are Alternaria, Colletotrichum, and Trichoderma.