Which of the following alcohol can not be prepared by the reaction of acid chloride with excess of Grignard reagent followed by acidification ?

Which of the following alcohol can not be prepared by the reaction of acid chloride with excess of Grignard reagent by acidification ?

Which of the following acids cannot be prepared by Grignard reagent?

Which of the following alcohol (s) can be prepared by the action of Grignard reagents with aldehydes ?

Which of the following alcohols cannot be prepared by the action of a suitable Grignard reagent on an aldehyde or a ketone followed by acid hydrolysis ?

Which one of the alcohol cannot be prepared by grignard reagent?

Which of the following Grignard reagent can be prepared ?

Which of the following Grignard reagent can be prepared ?