Atelevision advertisement claiming that a product is light-years ahead of its time does not make sense because
a. it uses "light-years" to talk about time, but a light-year is a unit of distance.
b. light-years can only be used to talk about light .
c. it doesn't specify the number of light-years a light-year .
d. a light year is an astronomically large unit, so a product could not possibly be so advanced.

a) it uses "light-years" to talk about time, but a light-year is a unit of distance.

Explanation:

We know that light year is the unit of distance which distance travel by light in a year.The distance of light is travel in a year around 10 trilion  kilo meters.

So the our option a is correct which explain our given question.

a)it uses "light-years" to talk about time, but a light-year is a unit of distance.

he kicked it 10 feet straight up into the air? i think this works.