J$.$C$.$Penney, the more than $100-$year$-$old department store, filed for bankruptcy. The chain's move came after J$.$ Crew and the Neiman Marcus Group filed for bankruptcy. These actions represented the biggest casualty amid retail closures tied to the COVID$-19$ pandemic of $2020.$ In order for companies to remain relevant and sell products in$-$store and online using a sales force, they must be very effective at all of the following EXCEPT $\_\_\_\_\_\_\_.$

Question $31$ options:

personal selling

social media

technology

making business$-$to$-$business sales