Determine the correctness or otherwise of the following Assertion [$a$] and the Reason [$r$].
Assertion [$a$]: A genetically engineered rice that produces beta-carotene in the rice grain is called Golden rice
Reason [$r$]: Enabling biosynthesis of provitamin $$A in the rice endosperm gives a characteristic yellow/orange color
- Both [$a$] and [$r$] are false
- Both [$a$] and [$r$] are true but [$r$] is not the correct reason for [$a$]
- Both [$a$] and [$r$] are true and [$r$] is the correct reason for [$a$]
- [$a$] is true but [$r$] is false