How should the developer meet this requirement?

A developer must create a way for external partners to submit millions of leads into Salesforce per day.

How should the developer meet this requirement?
A . Publicly expose a Visualforce page via Force.com Sites
B . Create a web service on Heroku that uses Heroku Connect
C . Host a Web-to-Lead form on the company website
D . Publicly expose an Apex Web Service via Force.com Sites

View Answer

Answer: B