Answer:
c.)skepticism
Explanation:
Skepticism defined as the word which is used in reference to a person or the word which defines a person's questioning attitude or doubt towards putative knowledge or belief.
Skepticism occurs in the context of philosophy.
But it can be applied to any pseudoscience, politics, religion.
The person when questions beliefs based on empirical evidence or scientific understanding is called scientific or empirical skeptic.
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.
Read more about neurotransmitter
<em>brainly.com/question/26387085</em>
Answer:
1.a 2.c 3. d 4. b
Explanation:
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