Answer with Explanation please! Thank you!

Ben is interested in using a source that provides original research, current and developing trends and experts within specific fields. which source should he use?

You have a poultry farm and a poultry-processing unit. which product can you make using the waste products from your processing unit?

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.