Given below are two statements:
Statement I: Ethyl pent-4-ynoate on reaction with $C{H}_{3}MgBr$ gives $3^o-$ alcohol
Statement II: In this reaction one mole of Ethyl pent-4-ynoate utilizes two moles of $C{H}_{3}MgBr$.
In the light of the above statements, choose the most appropriate answer from the options given below.