John's job provided the main income for his family. he died unexpectedly and had no life insurance. the probable financial consequence for his wife and two children does not include:

An increase in income and expenses

Explanation:

When the main provider of a family dies and he/she doesn't have any type of life insurance, then the whole family's economy will suffer. Their total income will probably plummet. Besides losing John's income, his family must all the  expenses related to his death, e.g. burial. As a terrible consequence, John's family will see their standard of living decrease.

the answer is: c.that person might be arrested and deported

filling w-4 form incorrectly usually would rise suspicions from government's auditors. when they notice such mistakes, they would send their teams to investigate the situation further.

if those investigation teams believe that the incorrectness is done on purpose (with malicious intent), that person can be arrested or deported