Earlier this afternoon I was trying to cut my little girl's nails. She's 19 months. She hates having it done. She was struggling and whining - I could have been firm and managed to continue with much jollying along and Being Firm, but instead I said that once we'd cut her nails she could have some chocolate. She thought for a fraction of a second before cheerfully proffering her hand to get the nails cut.
Do you think I
(a) Made an unpleasant task less stressful and unpleasant for both of us.
(b) Reinforced the idea that nail cutting is bad and has to be rewarded with chocolate.
(c) Neither of the above. Please explain.