How to earn CRV?

Could you kindly elaborate on the process of acquiring CRV? I'm quite curious about the various methods one could employ to accumulate this cryptocurrency. Is it primarily through mining, staking, or perhaps through exchanges and trading? Additionally, could you provide insights on any specific platforms or services that offer incentives or bonuses for holding CRV? I'm interested in understanding the most efficient and effective ways to earn CRV. Thank you for your assistance in clarifying this matter.