Lonnie has several workbooks that contain financial and sales data. He needs to ensure that if the data in a single cell in one workbook changes that it is automatically updated and reflected in another workbook. What should Lonnie create?

The following function returns a string of length n whose characters are all 'x'. give the order of growth (as a function of n) of the running time. recall that concatenating two strings in java takes time proportional to the sum of their lengths. public static string f(int n) { if (n == 0) return ""; if (n == 1) return "x"; return f(n/2) + f(n - n/2); } options: a) constant b) logarithmic c) linear d) linearithmic e)quadratic f)cubic g) exponential

What engine component is shown in the above figure?

What is one reason why indoor air pollution has become an increasing problem.