What are phragmoplasts?
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The spindle microtubules formed during cell division which area involved in pulling the chromosomes to the ends of dividing cell.
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A set of microtubules formed during cell division to guide the dictyosome vesicles to the site of cell wall formation.
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Narrow holds in the cell walls of adjacent cells through which protoplasmic connections are established.
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The plastids in ray parenchyma cells of stems that store carbohydrates and other nutrients during dormant periods.
Phragmoplasts are temporary structures formed during telophase of cell division in plant cells. They consist of microtubules and actin filaments that guide vesicles containing cell wall materials to the forming cell plate. This matches option B, which correctly describes them as guiding dictyosome vesicles to the site of cell wall formation. Options A, C, and D describe different cellular structures.