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Problem 4 – Excel: Capital Budgeting (15 points) Download the attached Excel file “Problem_4_Template.xslx” and answer the questions stated in the Excel file: Problem_4_Template.xlsx When you have completed your solutions, please upload the Excel file with your solutions to your e-exam using the name “StudentID_Problem_4.xslx” (e.g., “123456789_Problem_4.xlsx”). When you want to upload an updated version of your solutions, please add a version tag (e.g., “_v2”) at the end of the file name (e.g., “123456789_Problem_4_v2.xlsx”). This problem consists of four parts. Parts a) , b), c), and d) yield 3, 5 , 3, and 4 points, respectively.

Which of the following organisms is a Gram-negative bacillus commonly implicated in urinary tract infections?

Which preventive measure significantly reduces the incidence of flu transmission each year?

Which diagnostic test is most commonly used to confirm *Mycobacterium tuberculosis* infection in the laboratory?

Vaccination provides:

Which respiratory pathogen is a Gram-negative coccobacillus that can cause epiglottitis, especially in young children?

Which vaccine is recommended to prevent infections caused by *Streptococcus pneumoniae*?

Which respiratory pathogen is particularly dangerous for premature infants and young children, often causing bronchiolitis?

A viable plate count estimates bacterial numbers by:

The primary role of plasma cells is: