The letter A is the one that represents a neurotransmitter acting via direct effects.
<h3>What is a neurotransmitter?</h3>
These are chemical messenger that helps carries signals across the neurons and target cells throughout the body.
Hence, the letter A represents a neurotransmitter acting via direct effects because its involves direct connection between the neurons.
Therefore, the Option A is correct.
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<em>brainly.com/question/26387085</em>
Answer:
it's the 3rd option
Explanation:
it should be compelling and broad.
A. Urban renewal
Urban renewal is the set of plans and activities to upgrade neighborhoods and suburbs that are in a state of distress or decay.