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 professor (prof_high_degree VARCHAR)
### Question:
How many professors who has a either Ph.D. or MA degree?
### Answer:
SELECT COUNT(*) FROM professor WHERE prof_high_degree = 'Ph.D.' OR prof_high_degree = 'MA'