In simple words, Gallup poll and Harris poll are two private organisation involved in conducting opinion polls for general public. Both of these companies are America based.
These companies collect and analyze different kinds of data and are popular for their honest and diligent work ethics. These organisations have been very helpful to the state as well as other private entities. They conduct their polls worldwide.
B). Have developed techniques for extracting important data on American opinions.
Explanation:
'Gallup Poll', as well as the 'Harris Poll', are characterized as the two organizations of the United States that have primarily been developed for collecting and analyzing the public opinion. George Gallup founded 'Gallup, Inc.' which is widely acknowledged for the public opinion polls that it conducts. It assists the organizations worldwide by providing analytics and consultancy that helps them in enhancing their customer strategies as per the consumer choices and opinions(revealed through the polls). While 'Harris Poll'('Harris Insights and Analytics') is also known for its global consultancy and market research which it provides through measuring the opinions of the Americans through its long surveys. Thus, <u>option B</u> is the correct answer.
