निम्नलिखित में से कौन सी अधिगम अक्षमता (Learning disability) विशेष रूप से लेखन क्षमता, जिसमें वर्तनी, हस्तलेखन और विचारों को व्यवस्थित करना शामिल है, को प्रभावित करती है?

A child frequently interrupts others, has difficulty sustaining attention, and acts impulsively across multiple settings, while having average academic ability. Which of the following conditions is most likely?

A student correctly performs arithmetic operations but consistently fails in solving word problems. The most plausible explanation is: