The correct order of the magnitude of bond energy of the central C-C bond in the following compounds is (i) $$\mathrm{CH_2=CH-CH=CH_2}$$, (j) $$\mathrm{Me_3C-CPh_3}$$, (k) $$\mathrm{MeCO-CO-Me}$$, (l) $$\mathrm{CH\equiv C-C\equiv CH}$$

$$k>i>l>j$$

$$j>k>l>i$$

$$i>j>k>l$$

$$l>i>k>j$$