The assigned Lyceum Case has something to do with the use of the word "Lyceum" in the corporate name of certain schools. Although this Lyceum Case was decided under the old corporation law (BP 68), the principle behind it is still applicable under the new law.

Please read https://lawphil.net/judjuris/juri1993/mar1993/gr_101897_1993.html), please answer the following questions:

1. When can the SEC not allow a name chosen by a corporation?

2. In relation to No. 1, what is the underlying policy for the said prohibition?

3. How did the Supreme Court decide on the argument of Lyceum of the Philippines that it has acquired the exclusive right to the word "Lyceum"?

4. Cite at least one Philippine case dealing with the issue of corporate name and briefly discuss how the Supreme Court decided it.