Your client wants to encourage continuous growth from quarter, toquarterto ensure its representatives are pushing themselves and growing the business. As such, your client has created a quarterly SPIF(Sales Promotion Incentive Fund) to reward growth. The client wants to take the current quarter's attainment, and compare it to prior quarters. If growth Is positive, the client will give them an additional$2000.If not, then nothing.
Which expression should you use to meet the requirement?