Video of a woman with medium skin tone, wearing a white, long-sleeved dress, seated at a table with open book. She has shoulder-length brown hair and is speaking. Classroom background visible.

Video of a woman with medium skin tone, short dark hair, wearing a white, long-sleeved dress with a lanyard, sitting on a stool in a classroom with a chalkboard and a book in the background.

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Video of a fair-skinned woman with shoulder-length brown hair, wearing a white long-sleeve top and white pants, seated at a desk with an open book and a lanyard with a cartoon badge.

Video of a woman with medium-length dark hair, wearing a light beige long-sleeve shirt, seated at a wooden desk, with an open notebook, pen, and a yellow highlighter on the desk.

Video of a woman with shoulder-length brown hair, wearing a white lab coat and pants, seated on a bench in a white room. She has a badge around her neck. An open book with notes is on the bench beside her.

A video of a woman with shoulder-length brown hair, wearing a white shirt and lanyard, standing at a desk, reading a book with a chalkboard in the background.

Video of a woman in a white, semi-transparent blouse and matching pants, holding a notebook. She stands against a plain, light-colored wall, with a dark, framed object hanging behind her. Her brown hair is shoulder-length.

Video of a woman in a beige dress and pink lanyard, standing at a wooden table with open books and papers, in a classroom with a chalkboard in the background.