The correct answer is: B. vendor lock-in
Vendor lock-in is a situation in which a customer is tied to a particular vendor for a product or service because it is difficult or costly to switch to another vendor. This can happen for a number of reasons, such as when the vendor has a proprietary technology that is not compatible with other products or services, or when the vendor has a strong relationship with the customer and is able to charge high prices.
In the context of an on-premises deployment, vendor lock-in can be a major problem. This is because on-premises deployments are typically more complex and expensive to switch than cloud-based deployments. As a result, customers who are locked into a particular vendor may be at a disadvantage, as they may be forced to pay higher prices or accept lower quality products or services.
There are a number of things that customers can do to avoid vendor lock-in. One is to choose a vendor that offers open standards and technologies. This will make it easier to switch to another vendor if necessary. Another is to negotiate a contract with the vendor that includes a termination clause that allows the customer to switch to another vendor at a specified time or with a specified notice period.
Vendor lock-in is a serious issue that can have a significant impact on customers. By understanding the risks of vendor lock-in and taking steps to avoid it, customers can protect themselves from being taken advantage of by vendors.
A. Vendor lock is not a correct answer because it is not a complete phrase.
C. Vendor lock-ins is not a correct answer because it is plural. The correct answer should be singular.
D. None of the mentioned is not a correct answer because it does not include the correct answer.