What does Einstein copy Insight take into account,(Select 3 answer)

Einstein Copy Insights in Salesforce Marketing Cloud uses natural language processing to analyze the effectiveness of email subject lines. It considers:

A. Frequently used phrases in subject lines: To identify trends and common phrases that resonate with audiences.

C. Emotional tone of subject lines: To gauge the emotional impact and appeal of the language used.

D. Engagement data: To correlate specific phrases or tones with higher engagement rates, thus providing insights into what works best in subject lines.