6. Symbol, design, word, slogan are examples of _______.

a. Trademark

b. International patent

c. Entrepreneurial patent

d. Entertainment patent

7. Contracts are primarily written transactions between parties. It's highly recommended that the entrepreneur conduct written agreements. Agreements that last more than _________ and are worth over ______ must be done in writing to be valid.

a. 30 days, $100

b. 6 months, $300

c. 90 days, $200

d. One year, $500