Search engines enable you to: a. talk to people via the computer. b. locate web pages related to a specific subject. c. connect to a better isp. d. find and replace a certain item in word.

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

Pp 4.1 design and implement a class called sphere that contains instance data that represents the sphere’s diameter. define the sphere constructor to accept and initialize the diameter and include getter and setter methods for the diameter. include methods that calculate and return the volume and surface area of the sphere (see pp 3.5 for the formulas). include a tostring method that returns a one-line description of the sphere. create a driver class called multisphere, whose main method instantiates and updates several sphere objects.

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