f 2a+2b+3c= 1/5 and a,b,c>0 then maximum value of term independent of x in the expansion of (abx ¹/² +cx⁻¹/³ ) ²⁵ is -
(A).²⁵C₁₀
(B)²⁵C₁₅ (35)²⁵
(C) ²⁵C₁₅( 1/35​)³⁵
(D)²⁵C₁₀( 1/25​)³⁵