Given below are two statements:
Statement $I:$ Ethyl pent$-4-$yn$-$oate on reaction with $CH_{3}MgBr$ gives a $3^{\circ}$ alcohol.
Statement $II:$ In this reaction,one mole of ethyl pent$-4-$yn$-$oate utilizes two moles of $CH_{3}MgBr$.
In the light of the above statements,choose the most appropriate answer from the options given below:

• A
  Both Statement $I$ and Statement $II$ are false.
• B
  Statement $I$ is false but Statement $II$ is true.
• C
  Statement $I$ is true but Statement $II$ is false.
• D
  Both Statement $I$ and Statement $II$ are true.