The three drive-ins nearest to Madison, all less than an hour's drive, are: Big Sky Twin Drive-In Theatres in Wisconsin Dells, Highway 18 Outdoor Theatre, near Jefferson, and Sky-Vu Drive-In, near Monroe.
Can we infer the following?
Madison is less than an hour drive away from Big Sky Twin Drive-In.

OPT:
[a]. Yes
[b]. It's impossible to say
[c]. No
The answer is:
[a].