An antelope can run at a speed at 61 mph. what is the speed in yards per second? round to the nearest hundredth.

61miles/hour times 5280ft/1 miles times 1yard/3feet times 1hour/60 minutes times 1 minute/60 seconds

A polynomial is defined as a collection of variables and constant terms combined by various mathematical operations. The exponents of the variables in a polynomials must be non-negative integers.

If you observe the given options, one of the option (option B) contains a negative exponent. Hence the expression in option B is not a polynomial.