Which identifier is a number that is tied to the user?s account with the carrier and is included with a mobile device?s SIM?

Given that String[] str has been initialized, to get a copy of str[0] with all the characters converted to uppercase, you would use the __________ statement.

a. str.uppercase(); b. str[0].upperCase(); c. str.toUpperCase(); d. str[0].toUpperCase();

? ?A task that represents several activities is known as a _____.

A. ?task group B. ?task name C. ?task  review D. ?task  ID