Please help me today!

Which hotel do you think is most likely to move ahead in market competition? a. a hotel that provides basic amenitiesb.a hotel that provides luxurious amenitiesc.a hotel that shows understanding of customers' latent needsd.a hotel that gives discounts

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.

Which particle controls what element an atom is?