Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_11677691_11 (school VARCHAR, player VARCHAR)
### Question:
How many schools did Derrick Green attend?
### Answer:
SELECT COUNT(school) FROM table_11677691_11 WHERE player = "Derrick Green"