Two reactions are depicted. $(\text{CH}_3)_2\text{CHCO}_2\text{H} \xrightarrow{\text{LiAlH}_4} \text{alcohol P}$ $\text{CH}_3\text{CO}_2\text{CH(CH}_3)_2 \xrightarrow{\text{hydrolysis}} \text{alcohol Q} + \text{acid R}$ Which classes of alcohol do P and Q belong to?
- AP: primary; Q: primary
- BP: primary; Q: secondary
- CP: secondary; Q: primary
- DP: secondary; Q: secondary