If the length of an object can be measured in inches or fractions of inches, then what's one common unit for measuring the length of an object?

Answer choices:
- structure and function
 - Time and energy
 - Grams per gallon
 - Length
 - Bundles of fibers
 - Inches or fractions of inches.
 - Pounds
 - deoxyribonucleic acid

 

      Inches or fractions of inches.    