Answer:c. Her central idea is too vague and does not restrain the number of main points.
Explanation: A good central idea of a speech should strong,clear and specific.
Allison has made us know that dog care is difficult whereas hasn't even made mention of how dogs can be taken care of or the best way to take care of dogs. Making the central idea vague and main points lost.
To assess the current value of a lump-sum retirement benefit that will be received in 10 years, use the present value of a single amount calculation.
The Present value of a single amount refers to a whole amount receivable in future which has a specified interest rate. This definition is appropriate for the lump-sum retirement benefit that will be received in 10 years which also has a specific interest rate. Hence to know the current value of that sum the present value of a single amount calculation can be used.
The importance of this method is the knowledge that the future money will be more valuable than the present.
Present value can be calculated by,
Present value = Future value / 
where 'i' is the interest rate and 'n' the number of years.
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A dictatorship. or a monarchy
Employers in the northern state and The original workers in the southern state
<u>Explanation:</u>
Right-to-work laws alludes to state laws that disallow association security understandings among organizations and worker's guilds.
It is a sort of law where representatives in unionized working environments are prohibited from arranging gets that requires all individuals and who profit by an association agreement to add to the expenses of association portrayal.
As northern state laborers held their occupations after an expansion in their wages as the quantity of laborers ready to supply work is extraordinary, so northern state laborers will lose positions and a few specialists moved toward the southern states to secure positions and this purchased a destruction on southern wages. This is the state of Right-to-work laws.