Figure $1$ shows the amount of work distribution, in man-hours, for a software between offshore and onsite activities. Figure $2$ shows the estimated and actual work effort involved in the different offshore activities in the same company during the same period. [Note: Onsite refers to work performed at the customer's premise and offshore refers to work performed at the developer's premise.]
If the total working hours were $100,$ which of the following tasks will account for approximately $50$ hours?
- Coding
- Design
- Offshore testing
- Offshore testing plus design