Decomposers play a part in the earth biodiversity

Decomposers break down dead or decaying organisms, and in doing so, convert their basic materials into forms more useful to the biological community, particularly plants. The main decomposers in the environment include bacteria, fungi and worms. Each of these plays a different, but overlapping, role in decomposition

Ithink the answer is d.

Neurotransmitters are messengers responsible for communication between neurons. they are released from synaptic vesicles and are received by receptors.  the communication is referred to as neurotransmission. the following statement is true about neurotransmitters: a. they're stored in synaptic vesicles in the axon.