Mattress Pad<br>We bought a foam mattress pad in February. It was 8 inches thick. It was comfortable but it made our bed very high. Yesterday we decided to get rid of it. We were still able to get a good night's rest.
Can we infer the following?
8 inches is the most comfortable thickness for a mattress pad, even if it makes your bed high.

pick from the following.
a). Yes
b). It's impossible to say
c). No
The answer is:
b).