Can someone tell me the answer for question 2

Wireless communications is likely to be viewed as an essential part of an enterprise network infrastructure when: select one: a. mobile communication is needed b. communication facilities must be installed at low initial cost c. communication must take place in a hostile or difficult terrain that makes wired communication difficult or impossible d. the same information must be broadcast to many locations

Awell-diversified portfolio needs about 20-25 stocks from different categories.

How can a user delete a drawing object