Answer:a)
spin alpaca wool into yarn
Explanation: This is about the second step in making Navajo weaving it involves the spinning of the combed alpaca wools into yarn using a traditional spinning tool,Preceeding this step is the combing of the raw wool this is to ensure that the wool maintain a single direction which will enhance the alpaca wools spinning process.
This alpaca wools spinning helps to make the wools into thin threads according to the required size which will be used for the Navajo weaving.