41. A/B testing firstly create two different versions of a banner ad, display both two ads randomly in an ad network, and then measure the effectiveness of each version Group of answer choices True False 47. An effective social media objective for a company is to grow its social media presence. Group of answer choices True False 48. Aside from differences in technical and physical specifications, customer data and marketing strategies are essentially the same for mobile users and desktop users. Group of answer choices True False 49. If company does not have a custom audience, it is impossible for Facebook to use the techniques to find the look-alike audience in the digital environment. Group of answer choices True False Channel Returns by Channel Investment Marginal Return on Investment -SEO Email - Social Media Posting -Social Media Ads -Display Advertising - Paid Search Investment Level 51. Based on the figure above, as the investment level increases, this company should invest more in Email marketing rather than social media posting to receive more marginal return. Group of answer choices True False Channel Returns by Channel Investment -SEO Marginal Return on Investment - Email - Social Media Posting Social Media Ads -Display Advertising -Paid Search Investment Level 50. Based on the figure above, to maximum this company's profits, as the budget increases, this company should continue to allocate additional funds toward email until the marginal return drops below the returns exhibited by the next channel - paid search at the top of the paid search curve. Group of answer choices True False