For her cell phone plan, Heather pays
per month plus
per text. She wants to keep her bill under
per month. Which inequality represents the number of texts,
, Heather can send each month while staying within her budget?
A
�<600t<600t<600
B
�>600t>600t>600
C
�<1,800t<1,800t<1,800
D
�>1,800t>1,800t>1,800