Fill in the gaps with suitable words. Online business is any (a) ——-of business activity that happens over the internet. Running an online business includes buying and selling (b) ——or providing an online service. (c)——, an online business is one of the most profitable business models. Starting such a business has plenty of advantages. One of the (d) ——- ones is that it (e) ——— flexibility and freedom. One can do it from the comfort of his own home with (f) ——a computer or mobile phone and an internet (g). It is also far cheaper to operate an online business than an (h) ——- one. People don't (i) ——-to make big investments if they choose their business strategies (j) ——--.