Answer:
2. A mnemonic device.
Explanation:
A mnemonic device helps us retain and remember large amount of information we've learnt, by putting it in a fun way easy for us to recall. A mnemonic device that uses the first letters of words in a sentence to form another sentence or rhyme is called an acrostic.
Mnemonics are one of the many memory tools out there that aid students with information retention and retrieval.
Examples of popular mnemonics include;
1) BODMAS which stands for Brackets, Of, Division, Multiplication, Addition, Subtraction. This signifies the order of preference in mathematical calculations.
2) ROY G BIV which stands for Red, Orange, Yellow, Green, Blue, Indigo, and Violet.
Health services are public services that provide medical care
Absorbance =

100÷%T
A=

2.105 <=>
<=> A=0.3233
To 47.5%T corresponds 0.3233 absorbance.
Answer:
The stress response may be defined as the change in the physiology of the body during the emergency fight or flight condition. Three stages of the stress response are alarm, resistance and fatigue.
Alarm may be defined as the first stage of the stress response. This stage is processed when the mind and the body of the individual is in the high alert. This stage prepares the body to protect itself or to flee from the threat. This stage is best marked as fight and flight.