Uranium-235 explodes when bombarded with a slow moving neutron according to the equation below:
²³⁵₉₂U + ¹₀n → ⁹⁴₃₆Kr + Ba + 3¹₀n
The atomic number and mass of Ba respectively are

• A.46 and 126
• B.36 and 116
• C.56 and 139
• D.66 and 146