Colin wants to know the length of a pencil. He measures it with a metric ruler that is shown in the picture below. What is the length of Colin's pencil?
A.
11 cm
B.
11.5 cm
C.
10 cm
D.
10.5 cm

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.

Your answer is water because there is combined mass of water found on, under, and over the surface of a planet. your answer is water.