Which data type change will require the app builder to perform the additional steps in order to retain existing functionalities? the app builder needs to change the data types of new custom fields. the app builder is not able to delete and recreate any of the fields, nor modify any apex code.

a. changing the data type of a field used in an apex class from number to text.
b. changing the data type of a field used in a report from a text to an encrypted field
c. changing the data type of a field used as an external id from number to text.
d. changing the data type of a field used in lead conversion from number to text

Option D is the correct option.

Explanation:

The following option is correct because the lead alteration from number to text and the number to text types of data will reconstruct the important number of the app builder to accomplish those steps which is extra to continue to have that functionality which is in the existence. That's why the app builder has to be reconstructed the types of data for the custom fields.

professionals can use many types of technology that can them. some examples are, computers (they research and can use for programs for data, they are also used for job applications, school work, and even to make new ideas), speedometers (can get data for unknown data), sometimes something as small as a pen (used for rough drafts, to insert data, and again job applications).