The four principal types of stress are : ( A ) frustration, conflict, pressure, and anxiety
<h3>What is stress ?</h3>
Stress is any feeling of tension due a certain event or groups of events. Stress is either physical or emotional.Stress can be categorised into four ( 4 ) different types and tay are :
- Physical stress : Pressure
- Psychological stress : Frustration
- Psychosocial stress : conflict
- psycho spiritual stress : Anxiety
Hence we can conclude that The four principal types of stress are : ( A ) frustration, conflict, pressure, and anxiety.
Learn more about Stress : brainly.com/question/11819849
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The answer is true
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Sedimentary Rock
Here's Why:
Fossils also form from molds and casts. If an organism completely dissolves in sedimentary rock, it can leave an impression of its exterior in the rock, called an external mold.
I got this information from http://www.livescience.com/37781-how-do-fossils
I hope this helps:)
