Seymour Papert of the MIT AI lab created a programming environment for children called:

Answer: Option B

Seymour Papert, a researcher at the MIT AI Lab, created a programming environment for children called LOGO.
LOGO is a programming language specifically designed to introduce children to the concepts of computer programming in a playful and interactive manner. It features a simple syntax and includes turtle graphics, allowing users to control a graphical turtle using commands.
Option A: BASIC, Option C: MYCIN, and Option D: FORTRAN are not programming environments created by Seymour Papert for children.
Therefore, the correct choice for the programming environment created by Seymour Papert for children is Option B: LOGO.