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A is corrent. The requirement is to determine the amount of unreimbursed employee expenses that can be deducted by Monahan if she does not itemize deductions. Monahan cannot deduct any of the listed expenses if she does not itemize deductions. These unreimbursed employee expenses are deductible only as itemized deductions, subject to the 2% of AGI floor.
B is incorrect. Unreimbursed employee business expenses are only deductible as itemized deductions in the miscellaneous 2% category. 
C is incorrect. Unreimbursed employee business expenses are only deductible as itemized deductions in the miscellaneous 2% category.  
D is incorrect. Unreimbursed employee business expenses are only deductible as itemized deductions in the miscellaneous 2% category.