Ineed with questions 40-44 and it’s very hard and i’m struggling with it and if you need to see the picture big then click on it and it will be big

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a. doing door-to-door sellingb. using billboards to advertise the productsc. making online shopping services availabled. giving discounts on products

What is the difference between how ionic and covalent bonds form

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?