Answer: They must be dated.
Explanation: If pyrotechnic VDSs are used, they must be dated. Expired VDSs may be carried on board, but a minimum of three unexpired VDSs must be carried in the vessel.
I would say...
C: Use graphics and content for educational purposes in small amounts if you give the creator credit.
Answer:
B: Avoid Sharing Photos
Explanation:
If you send a photo to a person, you need to be very careful not to send something that can give your information away, this includes but it not limited to Pictures of your town, Pictures of You, Pictures of Friends, Pictures of Family, etc.
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As data travels further over a wavelength or frequency, the radiation type goes down.
<h3>What is an electromagnetic spectrum?</h3>
An electromagnetic spectrum can be defined as a range of frequencies and wavelengths into which an electromagnetic wave is distributed into.
In Science, the electromagnetic spectrum consist of the following types of energy from highest to lowest frequency and shortest to longest wavelength:
In this context, we can infer and logically deduce that as data travels further over a wavelength or frequency within the electromagnetic spectrum, the radiation type goes down.
Read more on electromagnetic spectrum here: brainly.com/question/23423065
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