48 refers to a type of lava flow that is very fluid, moves quickly and has a ropey appearance surface Vestoular b) pahoehoe d. ndesitie

b) pahoehoe

Explanation:

Pahoehoe -

It is a form of the lava flow of the basaltic rock, which has a ropey or smooth surface having a dark - color.

Pahoehoe is one of the main forms of lava flow which flows out from the Hawaiian type volcanoes.

It is very fluid and move very quickly.

Hence, from the given statement, the correct answer is b) pahoehoe.