Why do you think McDonald Observatory is located in the Davis Mountains of west Texas? a
Observatories must be built on mountains.
b
It was placed there to attract visitors to the observatory.
c
It is one of the darkest locations in the United States and that allows astronomers to have a clearer view of the sky.
d
It is operated by the University of Texas at Austin.

Need fast will mark brainliest ^^)based on the work you have completed in this lesson, you are going to create a transcript for a persuasive presentation to convince your client that your design improvement is the best possible solution for their needs. take your client through the different design options you considered for the product design improvement. explain why you discarded the designs that were not the best possible solution. finally, explain why your final product design covers each of the requirements and specifications you used to create your needs statement. your speech must include visual aids that include at least two schematics, or detailed illustrations, of your design. each schematic might show a different angle of your design. or the schematics might show different parts and pieces of the design. if you are unfamiliar with product schematics, find examples by doing an internet search for product schematicsno schematic neededcreate a transcript for a persuasive speech that includes schematics for your design.(just convince people to buy something anything you can think of use your own imagination)

Which group’s rights—human participants or nonhuman animals—are the most important to protect? why? not really a right or wrong answer, but give a detailed explanation

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.