Final answer:
The ratio 23:32 in simplest form is presented as a fraction, which is option c) 23/32. This fraction cannot be simplified further as there are no common factors between the numerator and the denominator.
Step-by-step explanation:
To find the ratio in simplest form for the numbers 23:32, we first note that the ratio is already presented with whole numbers and thus does not require conversion. A ratio expresses the relative size of two numbers and can be written as a fraction. Given the options, we see that the ratio as a fraction is 23/32 which corresponds to option c) 23/32. This fraction is already in its simplest form because the numerator and denominator have no common factors other than 1, so it cannot be reduced any further.