Which of the following is currently encouraging rubber tree farmers to enroll in new programs?

Low rubber prices.

Explanation:

The rubber farmers are facing problems in farming as the prices of rubber has decreased over the years. This is one of the main reason that the rubber tree farmers are looking for other alternatives and are enrolling in new programs. The lower rubber prices have affect the rubber tree farmer greatly. Thus they are enrolling in some other activity to sustain their livelihood.