Help! 2 questions! a. What are the changes that the world has witnessed about cell phone?

b. What are the features of mobile phone developments?

THANKS IN ADVANCE!

If i wanted to include a built-in calendar in a document, what option could i select? draw table insert table insert chart quick tables

Choose the correct citation for the case which established the "minimum contacts" test for a court's jurisdiction in a case. select one: a. brown v. board of education of topeka, 347 u. s. 483 (1954). b. international shoe co. v. washington, 326 u. s. 310 (1945) c. haynes v. gore, 531 u. s. 98 (2000). d. international shoe co. v. washington, 14 u. s. code 336.

Consider the series where in this problem you must attempt to use the ratio test to decide whether the series converges. compute enter the numerical value of the limit l if it converges, inf if it diverges to infinity, minf if it diverges to negative infinity, or div if it diverges but not to infinity or negative infinity.