Which of the following intermediate goals is stated most clearly using the SMART approach?

Multiple Choice

Buy a car for less than $$18,000$ within $6$ months.

Retire in $10$ years at age $65$ with $$2,000,000$ in my $401($k$)$ account.

Purchase a house within the next $5$ years with a mortgage no greater than $$200,000.$

Set up an emergency fund.

Invest $$50$ per month for the next $12$ years for my nephew's college fund.