Provide an Appropriate Response $\mathbf { p } _ { 3 }$

question 43

Multiple Choice

Provide an appropriate response.
-If 2 Bézier curves are joined at the point $\mathbf { p } _ { 3 }$ what is necessary for $\mathrm { G } ^ { 1 }$ geometric continuity?

• A) Both tangent vectors at \(p _ { 3 }\) need to be equal.
• B) Both tangent vectors at \(\mathbf { p } _ { 3 }\) need to point in the same direction.
• C) The second derivative at \(\mathbf { p } _ { 3 }\) needs to equal 0 .
• D) \(\mathbf { p } _ { 3 }\) just needs to be a control point for both curves.

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