Minibee Women's Scoop Neck Pleated Blouse Solid Color Lovely Button Tunic Shirt

Which size or color is being sold for $9.99 and not the actual $28.96? Is this the seller's trick to attract us with a bait that is non-existent?

Is this blouse a full long-sleeve where it reaches the wrist?

I’m 5’6, 134 lbs and dd. i’d like it to fit slightly big . should i go with m or l? i normally wear a s/m

My chest measures 32”. Wouldn’t the medium size of 40” inches be big on me? There is no small option.