In which sentence does the underlined noun clause contain an introductory word that has no function within the clause? a. a frenzy of interest was caused by whoever found gold in bonanza creek. b. often, their only possessions were whatever they could carry on their backs. c. the miners believed that they could find gold quickly. d. john bell chose which tributary to explore.

C. The miners believed that they could find gold quickly.

A noun clause is a dependent clause acting as a noun. In this case, the noun clause begins with "that". The introductory phrase are dependent clauses. It relies on the subject and verb in the main clause because it doesn't have its own subject and verb.

glamis thou art, and cawdor; and shalt be what thou art promis'd; yet do i fear thy nature; it is too full o' the milk of human kindness to catch the nearest way: thou wouldst be great; art not without ambition; but without the illness should attend it. what thou wouldst highly, that wouldst thou holily; wouldst not play false, and yet wouldst wrongly win: thou'dst have, great glamis, that which cries, "thus thou must do, if thou have it: and that which rather thou dost fear to do than wishest should be undone." hie thee hither, that i may pour my spirits in thine ear; and chastise with the valor of my tongue all that impedes thee from the golden round, which fate and metaphysical aid doth seem to have thee crown'd withal.  

he lacks ambition.  

he is hesitant.  

he lacks courage.  

he has moral scruples.

the unsaturated fatty acid is a fat consist of one or more double bond in the fatty acid chain. if it contains one double bond then called as monounsaturated fatty acid however if, it contains more than one bonds called as a polyunsaturated fatty acid. true fatty acids are called unsaturated fatty acids as it reduces the risk of high blood cholesterol and good for health.