A student solved the problem below. Is the student's answer correct?
$1.00 + $0.45 + $0.50
= $1.45 + $0.50
= $1.50
No, the student should have added $0.45 and $0.50 first.
No, the student subtracted instead of added.
No, the student did not line up the 5 in $0.50 properly.
Yes, the student did not make an error.​