Which of these types of rock must form near earth's surface? select all that apply.
a. igneous
b. sedimentary
c. metamorphic

option B

Explanation:

igneous rocks are the rocks which are formed by the cooling of molten magma cooling can be on the surface or below the earth surface.

sedimentary surface is the rocks which are formed by the weathering or some chemical action upon the rock due to the passage of time.

metamorphic rocks are those rocks which are formed due to the high pressure and temperature acted on the rocks.

so, the best answer will be sedimentary rock

hence, the correct answer is option B

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation:

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.