Which two characteristics of the org development model will help UC address the challenges?

Universal Containers (UC) maintains its Salesforce org using its internal tools and processes for managing its application lifecycle. The UC team has been facing challenges on their development processes in their recent two releases. The architect has recommended the UC team to follow the org development model to address the challenges faced.

Which two characteristics of the org development model will help UC address the challenges? Choose 2 answers
A . Automated deployment
B. Automated defect fixing
C. Automated sandbox provisioning
D. Automated change tracking

Answer: A,D