please give me the correct answers wirh explanations. please answer all will get a thumbs up.

What is the difference between the planning and control processes ?

Why do some believe there is an inherent conflict ?

QUESTION 20 Companies generally obtain sales forecasts from many different sources. True O False QUESTION 21 During the control phase, organizations are most concerned about getting accurate estimates that lead to positive results True O False QUESTION 22 Which of the following is true about managers who adhere to the concept of "management by exception"? O a. Managers will investigate only favorable variances. Managers will investigate only variances that are significant. O b. c. Managers will investigate all favorable and unfavorable variances. Managers will investigate only unfavorable variances. O d