Which is the best tip for optimizing a trueview video for viewer engagement?
a. look at engagement rate for targeting and focus on the methods with the highest view through rate
b. run both an in-stream and a video discovery version of the ad increase each target group's bid by 100%
c. add exclusions to the campaign

When jen is planning to upgrade to a monitor with a better resolution, what should she be looking for in the new monitor?

Consider the following code snippet: #ifndef cashregister_h#define cashregister_hconst double max_balance = 6000000.0; class cashregister{public: cashregister(); cashregister(double new_balance); void set_balance(double new_balance); double get_balance() const; private: double balance[12]; }; double get_monthly_balance(cashregister bk, int month); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_balance should be removed since header files should not contain constants.c)the definition of cashregister should be removed since header files should not contain class definitions.d)the body of the get_monthly_balance function should be added to the header file.

Examine the list below. which factors positively affect lifetime income? check all that apply.