Mr. Jason wants to measure his two-year old son's height. He uses a tape measure marked every half inch. What is the possible error of
measurement?
A) 1 in B) 0.5 in C) 0.1 in D) 0.25 in

its a straight line parallel to the time axis

this linear equation would have just one solution.

step-by-step explanation:

the reason why this would have one solution is that it is an expression with just one variable. since that variable is not raised to a power, it will always have just one solution.

the answer should be a. snail