Question

layla mixed flour and water, and the flour clumped together in the water. how could she most effectively separate this mixture? using a fork using a coffee filter using her hand using a spoon

Explanation:

A coffee - filter can act as a sieve to separate the solid flour from the liquid water as it allows water to pass through while retaining the flour particles. Using a fork, hand, or spoon won't effectively separate the mixture as they are not designed for filtration.

Answer:

Using a coffee filter