Which of the following wireless network does meet the description below?

Description: In these networks, a base station is present that is wired to the larger network. However, some wireless nodes may have to relay their communication through other wireless nodes in order to communicate via the base station. Some wireless sensor networks and so$-$called wireless mesh networks fall in this category.

A$.$ Multi$-$hop, infrastructure$-$based

B$.$ Single$-$hop, infrastructure$-$less

C$.$ Single$-$hop, infrastructure$-$based

D$.$ Multi$-$hop, infrastructure$-$less