ASAP PLEASE HELP I WILL GIVE BRIANLEST

Select all true statements .

A. Trig functions will never be alone and will always has an angle measure associated with it .
B. Trig functions can be written alone as long as there a ratio of two sides associated with it.
C. The only proper way to write (trig function ) equal to the ratio of two sides)
D. The only proper way to write ( function) of an ( angle) is equal to the (of two sides) E. correctly written cos x = 3/4
F. correctly written: sin=3/4

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.