Answer:
I believe it is B but don't trust me
Answer:
Benefits and Advantages of encoder:
Highly reliable and accurate.
Higher resolution.
Low-cost feedback.
Integrated electronics.
Compact in size.
Fuses optical and digital technology.
It can be incorporated into existing applications.
Drawback and Disadvantages of an encoder:
The subject of magnetic radio interference.
Susceptible to dirt, oil and dust contaminate.
Direct light source interference.
Explanation:
Since the hemagglutinin gene is how a virus is able to get into a cell, and the neuraminidase gene disperses those copies into the body. In order to have it transferred from human to human is for the hemagglutinin gene to change.
Answer: No he's not telling her the truth
Explanation: There's never a guarantee of not having it. There's always at least a 0.000000001% chance of having any disease.