OK I need to answer the question on the second page i just don't know what to write. Please help please and thank you

Me guys ! software enables between different types of software and between software and hardware. a. communication b. input c. output d. distribution

Type the correct answer in each box. use = 3.14 and if necessary, round your answers to the nearest hundredth. the area of the largest cross section of a sphere and the circumference of the sphere are in the ratio 4: 1. cm. the area of the largest cross section is about the radius of the sphere is cm. the circumference of the sphere is about cm2. the volume of the sphere is about cm?

  usually, loads of more than pounds require the assistance of a second person.           a. 40   b. 20   c. 50   d. 30