Probably ink or lead. I don't see a picture.
Compound microscope is commonly used in the schools and colleges. It has two lenses, the objective lens and the ocular lens. It provides a magnification of 1500X. Eyepiece lens is of 10X or 15X power. It is used to observe bacterial, protozoa, various cells, etc.
Dissecting Microscope It is also called stereo microscope. Its magnification power is less than the other microscope. It gives a 3 dimensional picture. Due to the low magnifying power they are used to observe little bigger objects than other microscopes. They are used in the surgeries, dissection, forensic science etc.
Treatment<span> of pancreatic cancer may include palliative surgery to bypass clogged areas in ducts or palliative radiation to shrink the tumor. But since the client decided to terminate these medical interventions, the nurse has nothing to anticipate but palliative medical care only. This is for the purpose of giving the patient some relief from pain only. </span>
D. a zygote forms when a sperm fertilizes an egg cell